965131331 has 2 divisors, whose sum is σ = 965131332. Its totient is φ = 965131330.

The previous prime is 965131319. The next prime is 965131351. The reversal of 965131331 is 133131569.

965131331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-965131331 is a prime.

It is a super-2 number, since 2×965131331² = 1862956972155663122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (965131351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 482565665 + 482565666.

It is an arithmetic number, because the mean of its divisors is an integer number (482565666).

Almost surely, 2^965131331 is an apocalyptic number.

965131331 is a deficient number, since it is larger than the sum of its proper divisors (1).

965131331 is an equidigital number, since it uses as much as digits as its factorization.

965131331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7290, while the sum is 32.

The square root of 965131331 is about 31066.5629093403. The cubic root of 965131331 is about 988.2393394139.

The spelling of 965131331 in words is "nine hundred sixty-five million, one hundred thirty-one thousand, three hundred thirty-one".