Fatto generale: 12357 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 12357 is a boring number.
Trivia: 12357 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Data storica: October 30th is the day in 1944 that Anne Frank and sister Margot Frank are deported from Auschwitz to the Bergen-Belsen concentration camp.