13012113239 has 2 divisors, whose sum is σ = 13012113240. Its totient is φ = 13012113238.

The previous prime is 13012113229. The next prime is 13012113241. The reversal of 13012113239 is 93231121031.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13012113239 is a prime.

It is a super-2 number, since 2×13012113239² (a number of 21 digits) contains 22 as substring.

Together with 13012113241, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13012113229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6506056619 + 6506056620.

It is an arithmetic number, because the mean of its divisors is an integer number (6506056620).

Almost surely, 2^13012113239 is an apocalyptic number.

13012113239 is a deficient number, since it is larger than the sum of its proper divisors (1).

13012113239 is an equidigital number, since it uses as much as digits as its factorization.

13012113239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 26.

The spelling of 13012113239 in words is "thirteen billion, twelve million, one hundred thirteen thousand, two hundred thirty-nine".