332531131 has 2 divisors, whose sum is σ = 332531132. Its totient is φ = 332531130.

The previous prime is 332531123. The next prime is 332531137. The reversal of 332531131 is 131135233.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (131135233) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 332531131 - 2³ = 332531123 is a prime.

It is a super-2 number, since 2×332531131² = 221153906168278322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (332531137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166265565 + 166265566.

It is an arithmetic number, because the mean of its divisors is an integer number (166265566).

Almost surely, 2^332531131 is an apocalyptic number.

332531131 is a deficient number, since it is larger than the sum of its proper divisors (1).

332531131 is an equidigital number, since it uses as much as digits as its factorization.

332531131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 810, while the sum is 22.

The square root of 332531131 is about 18235.4361340770. The cubic root of 332531131 is about 692.8046115232.

Adding to 332531131 its reverse (131135233), we get a palindrome (463666364).

The spelling of 332531131 in words is "three hundred thirty-two million, five hundred thirty-one thousand, one hundred thirty-one".