Fait général: 4961 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 4961 is a Hexanacci-like number starting from 1, 1, 1, 1, 1, and 1.
Culture générale: 4961 is an unremarkable number.
Date historique: July 31st is the day in 1956 that Jim Laker becomes the first man to take all 10 wickets in a Test match innings as he returns figures of 10/53 in the Australian 2nd innings.