131966732 has 12 divisors (see below), whose sum is σ = 240982896. Its totient is φ = 63114480.

The previous prime is 131966707. The next prime is 131966749. The reversal of 131966732 is 237669131.

It is a happy 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, 717119 + ... + 717302.

It is an arithmetic number, because the mean of its divisors is an integer number (20081908).

Almost surely, 2^131966732 is an apocalyptic number.

It is an amenable number.

131966732 is a deficient number, since it is larger than the sum of its proper divisors (109016164).

131966732 is a wasteful number, since it uses less digits than its factorization.

131966732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1434448 (or 1434446 counting only the distinct ones).

The product of its digits is 40824, while the sum is 38.

The square root of 131966732 is about 11487.6773979774. The cubic root of 131966732 is about 509.1215584245.

The spelling of 131966732 in words is "one hundred thirty-one million, nine hundred sixty-six thousand, seven hundred thirty-two".