General fact: 47132 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Mathematical fact: 47132 is an unremarkable number.
Trivia: 47132 is an uninteresting number.
Historical date: January 15th is the day in 2005 that ESA's SMART-1 lunar orbiter discovers elements such as calcium, aluminum, silicon, iron, and other surface elements on the moon.