13920175 has 24 divisors (see below), whose sum is σ = 18463104. Its totient is φ = 10385760.

The previous prime is 13920163. The next prime is 13920187. The reversal of 13920175 is 57102931.

It is an interprime number because it is at equal distance from previous prime (13920163) and next prime (13920187).

It is not a de Polignac number, because 13920175 - 2⁵ = 13920143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24444 + ... + 25006.

It is an arithmetic number, because the mean of its divisors is an integer number (769296).

Almost surely, 2^13920175 is an apocalyptic number.

13920175 is a deficient number, since it is larger than the sum of its proper divisors (4542929).

13920175 is a wasteful number, since it uses less digits than its factorization.

13920175 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 639 (or 634 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 28.

The square root of 13920175 is about 3730.9750736235. The cubic root of 13920175 is about 240.5552825516. Note that the first 3 decimals are identical.

The spelling of 13920175 in words is "thirteen million, nine hundred twenty thousand, one hundred seventy-five".