13340655131 has 4 divisors (see below), whose sum is σ = 13348164312. Its totient is φ = 13333145952.

The previous prime is 13340655113. The next prime is 13340655149. The reversal of 13340655131 is 13155604331.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (13340655113) and next prime (13340655149).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13340655131 is a prime.

It is a super-2 number, since 2×13340655131² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13340655161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3751925 + ... + 3755478.

It is an arithmetic number, because the mean of its divisors is an integer number (3337041078).

Almost surely, 2^13340655131 is an apocalyptic number.

13340655131 is a deficient number, since it is larger than the sum of its proper divisors (7509181).

13340655131 is an equidigital number, since it uses as much as digits as its factorization.

13340655131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7509180.

The product of its (nonzero) digits is 16200, while the sum is 32.

The spelling of 13340655131 in words is "thirteen billion, three hundred forty million, six hundred fifty-five thousand, one hundred thirty-one".