131873264 has 10 divisors (see below), whose sum is σ = 255504480. Its totient is φ = 65936624.

The previous prime is 131873221. The next prime is 131873293. The reversal of 131873264 is 462378131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4121024 + ... + 4121055.

It is an arithmetic number, because the mean of its divisors is an integer number (25550448).

Almost surely, 2^131873264 is an apocalyptic number.

It is an amenable number.

131873264 is a deficient number, since it is larger than the sum of its proper divisors (123631216).

131873264 is an equidigital number, since it uses as much as digits as its factorization.

131873264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8242087 (or 8242081 counting only the distinct ones).

The product of its digits is 24192, while the sum is 35.

The square root of 131873264 is about 11483.6084921073. The cubic root of 131873264 is about 509.0013316264.

The spelling of 131873264 in words is "one hundred thirty-one million, eight hundred seventy-three thousand, two hundred sixty-four".