16925369 has 2 divisors, whose sum is σ = 16925370. Its totient is φ = 16925368.

The previous prime is 16925351. The next prime is 16925383. The reversal of 16925369 is 96352961.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16687225 + 238144 = 4085^2 + 488^2 .

It is a cyclic number.

It is not a de Polignac number, because 16925369 - 2⁸ = 16925113 is a prime.

It is a super-2 number, since 2×16925369² = 572936231572322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (16925399) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8462684 + 8462685.

It is an arithmetic number, because the mean of its divisors is an integer number (8462685).

Almost surely, 2^16925369 is an apocalyptic number.

It is an amenable number.

16925369 is a deficient number, since it is larger than the sum of its proper divisors (1).

16925369 is an equidigital number, since it uses as much as digits as its factorization.

16925369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 87480, while the sum is 41.

The square root of 16925369 is about 4114.0453327595. The cubic root of 16925369 is about 256.7513378564.

The spelling of 16925369 in words is "sixteen million, nine hundred twenty-five thousand, three hundred sixty-nine".