11055680 has 28 divisors (see below), whose sum is σ = 26327100. Its totient is φ = 4422144.

The previous prime is 11055677. The next prime is 11055689. The reversal of 11055680 is 8655011.

It can be written as a sum of positive squares in 2 ways, for example, as 7929856 + 3125824 = 2816^2 + 1768^2 .

It is not an unprimeable number, because it can be changed into a prime (11055689) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16955 + ... + 17594.

Almost surely, 2^11055680 is an apocalyptic number.

11055680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11055680 is an abundant number, since it is smaller than the sum of its proper divisors (15271420).

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

11055680 is an equidigital number, since it uses as much as digits as its factorization.

11055680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34566 (or 34556 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 26.

The square root of 11055680 is about 3325.0082706664. The cubic root of 11055680 is about 222.7726237842.

The spelling of 11055680 in words is "eleven million, fifty-five thousand, six hundred eighty".