11166520 has 32 divisors (see below), whose sum is σ = 25369200. Its totient is φ = 4423168.

The previous prime is 11166503. The next prime is 11166559. The reversal of 11166520 is 2566111.

It is a junction number, because it is equal to n+sod(n) for n = 11166491 and 11166500.

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 7 ways as a sum of consecutive naturals, for example, 2976 + ... + 5584.

Almost surely, 2^11166520 is an apocalyptic number.

11166520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11166520 is an abundant number, since it is smaller than the sum of its proper divisors (14202680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11166520 is a wasteful number, since it uses less digits than its factorization.

11166520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2727 (or 2723 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 11166520 is about 3341.6343306831. The cubic root of 11166520 is about 223.5146271792.

The spelling of 11166520 in words is "eleven million, one hundred sixty-six thousand, five hundred twenty".