Hecho matemático: 53853 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 53853 is a boring number.
Fecha histórica: June 11th is the day in 1907 that George Dennett, aided by Gilbert Jessop, dismisses Northamptonshire for 12 runs, the lowest total in first-class cricket.