13855575 has 24 divisors (see below), whose sum is σ = 23531728. Its totient is φ = 7188480.

The previous prime is 13855559. The next prime is 13855607. The reversal of 13855575 is 57555831.

It is not a de Polignac number, because 13855575 - 2⁴ = 13855559 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, 279 + ... + 5271.

Almost surely, 2^13855575 is an apocalyptic number.

13855575 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13855575 is a deficient number, since it is larger than the sum of its proper divisors (9676153).

13855575 is a wasteful number, since it uses less digits than its factorization.

13855575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5043 (or 5038 counting only the distinct ones).

The product of its digits is 105000, while the sum is 39.

The square root of 13855575 is about 3722.3077519195. The cubic root of 13855575 is about 240.1825867512.

The spelling of 13855575 in words is "thirteen million, eight hundred fifty-five thousand, five hundred seventy-five".