13775375 has 16 divisors (see below), whose sum is σ = 17311008. Its totient is φ = 10944000.

The previous prime is 13775369. The next prime is 13775383. The reversal of 13775375 is 57357731.

It is not a de Polignac number, because 13775375 - 2¹⁰ = 13774351 is a prime.

It is a Duffinian number.

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, 23840 + ... + 24410.

It is an arithmetic number, because the mean of its divisors is an integer number (1081938).

Almost surely, 2^13775375 is an apocalyptic number.

13775375 is a deficient number, since it is larger than the sum of its proper divisors (3535633).

13775375 is an equidigital number, since it uses as much as digits as its factorization.

13775375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 779 (or 769 counting only the distinct ones).

The product of its digits is 77175, while the sum is 38.

The square root of 13775375 is about 3711.5192307194. The cubic root of 13775375 is about 239.7182747488.

The spelling of 13775375 in words is "thirteen million, seven hundred seventy-five thousand, three hundred seventy-five".