16980117 has 24 divisors (see below), whose sum is σ = 28733472. Its totient is φ = 8820000.

The previous prime is 16980097. The next prime is 16980169. The reversal of 16980117 is 71108961.

It is not a de Polignac number, because 16980117 - 2⁸ = 16979861 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16980017) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3634 + ... + 6867.

It is an arithmetic number, because the mean of its divisors is an integer number (1197228).

Almost surely, 2^16980117 is an apocalyptic number.

It is an amenable number.

16980117 is a deficient number, since it is larger than the sum of its proper divisors (11753355).

16980117 is a wasteful number, since it uses less digits than its factorization.

16980117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10529 (or 10522 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 33.

The square root of 16980117 is about 4120.6937522704. The cubic root of 16980117 is about 257.0278752688.

The spelling of 16980117 in words is "sixteen million, nine hundred eighty thousand, one hundred seventeen".