16975369 has 2 divisors, whose sum is σ = 16975370. Its totient is φ = 16975368.

The previous prime is 16975363. The next prime is 16975393. The reversal of 16975369 is 96357961.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15904144 + 1071225 = 3988^2 + 1035^2 .

It is a cyclic number.

It is not a de Polignac number, because 16975369 - 2⁵ = 16975337 is a prime.

It is a super-2 number, since 2×16975369² = 576326305372322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16975363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8487684 + 8487685.

It is an arithmetic number, because the mean of its divisors is an integer number (8487685).

Almost surely, 2^16975369 is an apocalyptic number.

It is an amenable number.

16975369 is a deficient number, since it is larger than the sum of its proper divisors (1).

16975369 is an equidigital number, since it uses as much as digits as its factorization.

16975369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 306180, while the sum is 46.

The square root of 16975369 is about 4120.1175954091. The cubic root of 16975369 is about 257.0039162247.

The spelling of 16975369 in words is "sixteen million, nine hundred seventy-five thousand, three hundred sixty-nine".