Fatto generale: 10347 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 10347 is an unremarkable number.
Trivia: 10347 is an unremarkable number.
Data storica: April 29th is the day in 1986 that a fire at the Central library of the City of Los Angeles Public Library damages or destroys 400,000 books and other items.