13957275 has 12 divisors (see below), whose sum is σ = 23076152. Its totient is φ = 7443840.

The previous prime is 13957271. The next prime is 13957283. The reversal of 13957275 is 57275931.

It is not a de Polignac number, because 13957275 - 2² = 13957271 is a prime.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13957271) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 92974 + ... + 93123.

Almost surely, 2^13957275 is an apocalyptic number.

13957275 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13957275 is a deficient number, since it is larger than the sum of its proper divisors (9118877).

13957275 is a wasteful number, since it uses less digits than its factorization.

13957275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186110 (or 186105 counting only the distinct ones).

The product of its digits is 66150, while the sum is 39.

The square root of 13957275 is about 3735.9436558920. The cubic root of 13957275 is about 240.7688019960.

The spelling of 13957275 in words is "thirteen million, nine hundred fifty-seven thousand, two hundred seventy-five".