13696931 has 2 divisors, whose sum is σ = 13696932. Its totient is φ = 13696930.

The previous prime is 13696873. The next prime is 13696939. The reversal of 13696931 is 13969631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13696931 - 2⁶ = 13696867 is a prime.

It is a super-2 number, since 2×13696931² = 375211837637522, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (13696939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6848465 + 6848466.

It is an arithmetic number, because the mean of its divisors is an integer number (6848466).

Almost surely, 2^13696931 is an apocalyptic number.

13696931 is a deficient number, since it is larger than the sum of its proper divisors (1).

13696931 is an equidigital number, since it uses as much as digits as its factorization.

13696931 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26244, while the sum is 38.

The square root of 13696931 is about 3700.9365031030. The cubic root of 13696931 is about 239.2623823138.

The spelling of 13696931 in words is "thirteen million, six hundred ninety-six thousand, nine hundred thirty-one".