16968983 has 2 divisors, whose sum is σ = 16968984. Its totient is φ = 16968982.

The previous prime is 16968953. The next prime is 16969003. The reversal of 16968983 is 38986961.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16968983 - 2⁸ = 16968727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16968953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8484491 + 8484492.

It is an arithmetic number, because the mean of its divisors is an integer number (8484492).

Almost surely, 2^16968983 is an apocalyptic number.

16968983 is a deficient number, since it is larger than the sum of its proper divisors (1).

16968983 is an equidigital number, since it uses as much as digits as its factorization.

16968983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 559872, while the sum is 50.

The square root of 16968983 is about 4119.3425446302. The cubic root of 16968983 is about 256.9716845668.

The spelling of 16968983 in words is "sixteen million, nine hundred sixty-eight thousand, nine hundred eighty-three".