13113012391 has 2 divisors, whose sum is σ = 13113012392. Its totient is φ = 13113012390.

The previous prime is 13113012377. The next prime is 13113012413. The reversal of 13113012391 is 19321031131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13113012391 - 2¹⁵ = 13112979623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13116012391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6556506195 + 6556506196.

It is an arithmetic number, because the mean of its divisors is an integer number (6556506196).

Almost surely, 2^13113012391 is an apocalyptic number.

13113012391 is a deficient number, since it is larger than the sum of its proper divisors (1).

13113012391 is an equidigital number, since it uses as much as digits as its factorization.

13113012391 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486, while the sum is 25.

The spelling of 13113012391 in words is "thirteen billion, one hundred thirteen million, twelve thousand, three hundred ninety-one".