11566160 has 20 divisors (see below), whose sum is σ = 26891508. Its totient is φ = 4626432.

The previous prime is 11566129. The next prime is 11566199. The reversal of 11566160 is 6166511.

It can be written as a sum of positive squares in 2 ways, for example, as 3225616 + 8340544 = 1796^2 + 2888^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72209 + ... + 72368.

Almost surely, 2^11566160 is an apocalyptic number.

11566160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11566160 is an abundant number, since it is smaller than the sum of its proper divisors (15325348).

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

11566160 is a wasteful number, since it uses less digits than its factorization.

11566160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144590 (or 144584 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 11566160 is about 3400.9057617053. The cubic root of 11566160 is about 226.1498992489.

The spelling of 11566160 in words is "eleven million, five hundred sixty-six thousand, one hundred sixty".