An image forming apparatus including an image bearing member to bear a latent electrostatic image, a charging device to charge the image bearing member, an irradiating device to irradiate the image bearing member with light to form the latent electrostatic image, a developing device to develop the latent electrostatic image with toner to form a visualized image, a transfer device to transfer the visualized image to a recording medium, a lubricant application device to apply a lubricant to the surface of the image bearing member, a cleaning device to clean the surface of the image bearing member, wherein the toner has a ratio A of from 0.3 to 1.7 obtained by the following Relationship (1), particulates P comprising resin particulates and inorganic particulates are added to the toner and the resin particulates P1 have an average primary particle diameter of from 60 to 600 nm, ratio A=Mother toner BET specific surface area/Mother toner volume average particle diameter Relationship (1).

 
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> Rotary member, developing device, and image forming apparatus

~ 00505