131386696 has 16 divisors (see below), whose sum is σ = 281543040. Its totient is φ = 56308560.

The previous prime is 131386681. The next prime is 131386721. The reversal of 131386696 is 696683131.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1173040 + ... + 1173151.

It is an arithmetic number, because the mean of its divisors is an integer number (17596440).

Almost surely, 2^131386696 is an apocalyptic number.

It is an amenable number.

131386696 is an abundant number, since it is smaller than the sum of its proper divisors (150156344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131386696 is a wasteful number, since it uses less digits than its factorization.

131386696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2346204 (or 2346200 counting only the distinct ones).

The product of its digits is 139968, while the sum is 43.

The square root of 131386696 is about 11462.4035873808. The cubic root of 131386696 is about 508.3745455315.

The spelling of 131386696 in words is "one hundred thirty-one million, three hundred eighty-six thousand, six hundred ninety-six".