131536536 has 16 divisors (see below), whose sum is σ = 328841400. Its totient is φ = 43845504.

The previous prime is 131536529. The next prime is 131536541. The reversal of 131536536 is 635635131.

It is a junction number, because it is equal to n+sod(n) for n = 131536497 and 131536506.

It is a congruent number.

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, 2740321 + ... + 2740368.

Almost surely, 2^131536536 is an apocalyptic number.

It is an amenable number.

131536536 is an abundant number, since it is smaller than the sum of its proper divisors (197304864).

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

131536536 is a wasteful number, since it uses less digits than its factorization.

131536536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5480698 (or 5480694 counting only the distinct ones).

The product of its digits is 24300, while the sum is 33.

The square root of 131536536 is about 11468.9378758453. The cubic root of 131536536 is about 508.5677307490.

The spelling of 131536536 in words is "one hundred thirty-one million, five hundred thirty-six thousand, five hundred thirty-six".