Page numbering can be enabled and defined in the job properties. You can set the default font in the Settings Editor.
Open the Settings Editor and go to: .
[Print job defaults] tabGo to the [Page numbering] section.
[Page numbering] sectionUse the [Font] setting to select the font of the page number.
[Font] settingUse the [Font size] setting and enter the font size.
[Font size] settingClick [OK].