16992319 has 2 divisors, whose sum is σ = 16992320. Its totient is φ = 16992318.

The previous prime is 16992317. The next prime is 16992323. The reversal of 16992319 is 91329961.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16992319 - 2¹ = 16992317 is a prime.

It is a super-2 number, since 2×16992319² = 577477809995522, which contains 22 as substring.

Together with 16992317, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16992317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8496159 + 8496160.

It is an arithmetic number, because the mean of its divisors is an integer number (8496160).

Almost surely, 2^16992319 is an apocalyptic number.

16992319 is a deficient number, since it is larger than the sum of its proper divisors (1).

16992319 is an equidigital number, since it uses as much as digits as its factorization.

16992319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26244, while the sum is 40.

The square root of 16992319 is about 4122.1740623123. The cubic root of 16992319 is about 257.0894277145.

The spelling of 16992319 in words is "sixteen million, nine hundred ninety-two thousand, three hundred nineteen".