Fatto generale: 4697 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 4697 is a value of n for which f(n) = f(reverse(n)).
Trivia: 4697 is an unremarkable number.
Data storica: November 9th is the day in 2005 that the Venus Express mission of the European Space Agency is launched from the Baikonur Cosmodrome in Kazakhstan.