13863875 has 16 divisors (see below), whose sum is σ = 17420832. Its totient is φ = 11015200.

The previous prime is 13863799. The next prime is 13863907. The reversal of 13863875 is 57836831.

It is not a de Polignac number, because 13863875 - 2²² = 9669571 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24344 + ... + 24906.

It is an arithmetic number, because the mean of its divisors is an integer number (1088802).

Almost surely, 2^13863875 is an apocalyptic number.

13863875 is a deficient number, since it is larger than the sum of its proper divisors (3556957).

13863875 is an equidigital number, since it uses as much as digits as its factorization.

13863875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 775 (or 765 counting only the distinct ones).

The product of its digits is 120960, while the sum is 41.

The square root of 13863875 is about 3723.4224847578. The cubic root of 13863875 is about 240.2305365846.

The spelling of 13863875 in words is "thirteen million, eight hundred sixty-three thousand, eight hundred seventy-five".