13755755 has 24 divisors (see below), whose sum is σ = 18200448. Its totient is φ = 9974016.

The previous prime is 13755739. The next prime is 13755761. The reversal of 13755755 is 55755731.

It is a happy number.

It is not a de Polignac number, because 13755755 - 2⁴ = 13755739 is a prime.

It is a Duffinian 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, 61574 + ... + 61796.

It is an arithmetic number, because the mean of its divisors is an integer number (758352).

Almost surely, 2^13755755 is an apocalyptic number.

13755755 is a deficient number, since it is larger than the sum of its proper divisors (4444693).

13755755 is a wasteful number, since it uses less digits than its factorization.

13755755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327 (or 314 counting only the distinct ones).

The product of its digits is 91875, while the sum is 38.

The square root of 13755755 is about 3708.8751664083. The cubic root of 13755755 is about 239.6044119745.

The spelling of 13755755 in words is "thirteen million, seven hundred fifty-five thousand, seven hundred fifty-five".