331352113 has 2 divisors, whose sum is σ = 331352114. Its totient is φ = 331352112.

The previous prime is 331352107. The next prime is 331352137. The reversal of 331352113 is 311253133.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 183656704 + 147695409 = 13552^2 + 12153^2 .

It is an emirp because it is prime and its reverse (311253133) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 331352113 - 2²⁵ = 297797681 is a prime.

It is not a weakly prime, because it can be changed into another prime (331352213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165676056 + 165676057.

It is an arithmetic number, because the mean of its divisors is an integer number (165676057).

Almost surely, 2^331352113 is an apocalyptic number.

It is an amenable number.

331352113 is a deficient number, since it is larger than the sum of its proper divisors (1).

331352113 is an equidigital number, since it uses as much as digits as its factorization.

331352113 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 331352113 is about 18203.0797668966. The cubic root of 331352113 is about 691.9848422677.

The spelling of 331352113 in words is "three hundred thirty-one million, three hundred fifty-two thousand, one hundred thirteen".