11157655 has 16 divisors (see below), whose sum is σ = 14179680. Its totient is φ = 8404992.

The previous prime is 11157623. The next prime is 11157673. The reversal of 11157655 is 55675111.

It is not a de Polignac number, because 11157655 - 2⁵ = 11157623 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24187 + ... + 24643.

It is an arithmetic number, because the mean of its divisors is an integer number (886230).

Almost surely, 2^11157655 is an apocalyptic number.

11157655 is a deficient number, since it is larger than the sum of its proper divisors (3022025).

11157655 is a wasteful number, since it uses less digits than its factorization.

11157655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 738.

The product of its digits is 5250, while the sum is 31.

The square root of 11157655 is about 3340.3076205643. The cubic root of 11157655 is about 223.4554627677.

The spelling of 11157655 in words is "eleven million, one hundred fifty-seven thousand, six hundred fifty-five".