13231113139 has 2 divisors, whose sum is σ = 13231113140. Its totient is φ = 13231113138.

The previous prime is 13231113113. The next prime is 13231113173. The reversal of 13231113139 is 93131113231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13231113139 - 2¹⁹ = 13230588851 is a prime.

It is not a weakly prime, because it can be changed into another prime (13231173139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6615556569 + 6615556570.

It is an arithmetic number, because the mean of its divisors is an integer number (6615556570).

Almost surely, 2^13231113139 is an apocalyptic number.

13231113139 is a deficient number, since it is larger than the sum of its proper divisors (1).

13231113139 is an equidigital number, since it uses as much as digits as its factorization.

13231113139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1458, while the sum is 28.

The spelling of 13231113139 in words is "thirteen billion, two hundred thirty-one million, one hundred thirteen thousand, one hundred thirty-nine".