320111339 has 2 divisors, whose sum is σ = 320111340. Its totient is φ = 320111338.

The previous prime is 320111333. The next prime is 320111353. The reversal of 320111339 is 933111023.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 320111339 - 2⁸ = 320111083 is a prime.

It is not a weakly prime, because it can be changed into another prime (320111333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160055669 + 160055670.

It is an arithmetic number, because the mean of its divisors is an integer number (160055670).

Almost surely, 2^320111339 is an apocalyptic number.

320111339 is a deficient number, since it is larger than the sum of its proper divisors (1).

320111339 is an equidigital number, since it uses as much as digits as its factorization.

320111339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 486, while the sum is 23.

The square root of 320111339 is about 17891.6555690076. The cubic root of 320111339 is about 684.0696973938.

The spelling of 320111339 in words is "three hundred twenty million, one hundred eleven thousand, three hundred thirty-nine".