13232257931 has 2 divisors, whose sum is σ = 13232257932. Its totient is φ = 13232257930.

The previous prime is 13232257873. The next prime is 13232257939. The reversal of 13232257931 is 13975223231.

13232257931 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 is a cyclic number.

It is not a de Polignac number, because 13232257931 - 2¹⁸ = 13231995787 is a prime.

It is a super-2 number, since 2×13232257931² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13232257939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6616128965 + 6616128966.

It is an arithmetic number, because the mean of its divisors is an integer number (6616128966).

Almost surely, 2^13232257931 is an apocalyptic number.

13232257931 is a deficient number, since it is larger than the sum of its proper divisors (1).

13232257931 is an equidigital number, since it uses as much as digits as its factorization.

13232257931 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68040, while the sum is 38.

The spelling of 13232257931 in words is "thirteen billion, two hundred thirty-two million, two hundred fifty-seven thousand, nine hundred thirty-one".