13297717 has 2 divisors, whose sum is σ = 13297718. Its totient is φ = 13297716.

The previous prime is 13297681. The next prime is 13297733. The reversal of 13297717 is 71779231.

13297717 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7177041 + 6120676 = 2679^2 + 2474^2 .

It is a cyclic number.

It is not a de Polignac number, because 13297717 - 2⁷ = 13297589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13297787) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6648858 + 6648859.

It is an arithmetic number, because the mean of its divisors is an integer number (6648859).

Almost surely, 2^13297717 is an apocalyptic number.

It is an amenable number.

13297717 is a deficient number, since it is larger than the sum of its proper divisors (1).

13297717 is an equidigital number, since it uses as much as digits as its factorization.

13297717 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18522, while the sum is 37.

The square root of 13297717 is about 3646.6034881791. The cubic root of 13297717 is about 236.9148928572.

The spelling of 13297717 in words is "thirteen million, two hundred ninety-seven thousand, seven hundred seventeen".