16980375 has 16 divisors (see below), whose sum is σ = 28255968. Its totient is φ = 9056000.

The previous prime is 16980329. The next prime is 16980391. The reversal of 16980375 is 57308961.

It is not a de Polignac number, because 16980375 - 2¹² = 16976279 is a prime.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 22266 + ... + 23015.

It is an arithmetic number, because the mean of its divisors is an integer number (1765998).

Almost surely, 2^16980375 is an apocalyptic number.

16980375 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16980375 is a deficient number, since it is larger than the sum of its proper divisors (11275593).

16980375 is an equidigital number, since it uses as much as digits as its factorization.

16980375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45299 (or 45289 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 39.

The square root of 16980375 is about 4120.7250575597. The cubic root of 16980375 is about 257.0291770434.

The spelling of 16980375 in words is "sixteen million, nine hundred eighty thousand, three hundred seventy-five".