16311059 has 2 divisors, whose sum is σ = 16311060. Its totient is φ = 16311058.

The previous prime is 16311049. The next prime is 16311089. The reversal of 16311059 is 95011361.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16311059 - 2¹² = 16306963 is a prime.

It is a super-3 number, since 3×16311059³ (a number of 23 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (16311049) 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, 8155529 + 8155530.

It is an arithmetic number, because the mean of its divisors is an integer number (8155530).

Almost surely, 2^16311059 is an apocalyptic number.

16311059 is a deficient number, since it is larger than the sum of its proper divisors (1).

16311059 is an equidigital number, since it uses as much as digits as its factorization.

16311059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 810, while the sum is 26.

The square root of 16311059 is about 4038.6952100895. The cubic root of 16311059 is about 253.6066980272.

The spelling of 16311059 in words is "sixteen million, three hundred eleven thousand, fifty-nine".