16916899 has 2 divisors, whose sum is σ = 16916900. Its totient is φ = 16916898.

The previous prime is 16916873. The next prime is 16916923. The reversal of 16916899 is 99861961.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16916899 - 2⁹ = 16916387 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (16916839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8458449 + 8458450.

It is an arithmetic number, because the mean of its divisors is an integer number (8458450).

Almost surely, 2^16916899 is an apocalyptic number.

16916899 is a deficient number, since it is larger than the sum of its proper divisors (1).

16916899 is an equidigital number, since it uses as much as digits as its factorization.

16916899 is an evil number, because the sum of its binary digits is even.

The product of its digits is 209952, while the sum is 49.

The square root of 16916899 is about 4113.0158035194. The cubic root of 16916899 is about 256.7085018294.

It can be divided in two parts, 1 and 6916899, that added together give a square (6916900 = 2630²).

The spelling of 16916899 in words is "sixteen million, nine hundred sixteen thousand, eight hundred ninety-nine".