Fait général: 1031 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 1031 is the length of the largest repunit that is known to be prime.
Culture générale: 1031 is a boring number.
Date historique: October 27th is the day in 1988 that Ronald Reagan decides to tear down the new U.S. Embassy in Moscow because of Soviet listening devices in the building structure.