132866631 has 24 divisors (see below), whose sum is σ = 195515424. Its totient is φ = 86929920.

The previous prime is 132866597. The next prime is 132866633. The reversal of 132866631 is 136668231.

It is not a de Polignac number, because 132866631 - 2⁶ = 132866567 is a prime.

It is a super-2 number, since 2×132866631² = 35307083266580322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132866633) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 215035 + ... + 215651.

It is an arithmetic number, because the mean of its divisors is an integer number (8146476).

Almost surely, 2^132866631 is an apocalyptic number.

132866631 is a deficient number, since it is larger than the sum of its proper divisors (62648793).

132866631 is a wasteful number, since it uses less digits than its factorization.

132866631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031 (or 1028 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 132866631 is about 11526.7788648868. The cubic root of 132866631 is about 510.2761941121.

The spelling of 132866631 in words is "one hundred thirty-two million, eight hundred sixty-six thousand, six hundred thirty-one".