131537132 has 6 divisors (see below), whose sum is σ = 230189988. Its totient is φ = 65768564.

The previous prime is 131537113. The next prime is 131537191. The reversal of 131537132 is 231735131.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16442138 + ... + 16442145.

It is an arithmetic number, because the mean of its divisors is an integer number (38364998).

Almost surely, 2^131537132 is an apocalyptic number.

It is an amenable number.

131537132 is a deficient number, since it is larger than the sum of its proper divisors (98652856).

131537132 is a wasteful number, since it uses less digits than its factorization.

131537132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32884287 (or 32884285 counting only the distinct ones).

The product of its digits is 1890, while the sum is 26.

The square root of 131537132 is about 11468.9638590415. The cubic root of 131537132 is about 508.5684988649.

The spelling of 131537132 in words is "one hundred thirty-one million, five hundred thirty-seven thousand, one hundred thirty-two".