133264131 has 64 divisors (see below), whose sum is σ = 240844800. Its totient is φ = 63296640.

The previous prime is 133264127. The next prime is 133264169. The reversal of 133264131 is 131462331.

It is a happy number.

It is not a de Polignac number, because 133264131 - 2² = 133264127 is a prime.

It is a super-2 number, since 2×133264131² = 35518657222370322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (133264111) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 597486 + ... + 597708.

It is an arithmetic number, because the mean of its divisors is an integer number (3763200).

Almost surely, 2^133264131 is an apocalyptic number.

133264131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

133264131 is a deficient number, since it is larger than the sum of its proper divisors (107580669).

133264131 is a wasteful number, since it uses less digits than its factorization.

133264131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456.

The product of its digits is 1296, while the sum is 24.

The square root of 133264131 is about 11544.0084459429. The cubic root of 133264131 is about 510.7845556324.

The spelling of 133264131 in words is "one hundred thirty-three million, two hundred sixty-four thousand, one hundred thirty-one".