11055520 has 48 divisors (see below), whose sum is σ = 29852928. Its totient is φ = 3790080.

The previous prime is 11055509. The next prime is 11055523. The reversal of 11055520 is 2555011.

It is not an unprimeable number, because it can be changed into a prime (11055523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3816 + ... + 6055.

It is an arithmetic number, because the mean of its divisors is an integer number (621936).

Almost surely, 2^11055520 is an apocalyptic number.

11055520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11055520 is an abundant number, since it is smaller than the sum of its proper divisors (18797408).

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

11055520 is an equidigital number, since it uses as much as digits as its factorization.

11055520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9893 (or 9885 counting only the distinct ones).

The product of its (nonzero) digits is 250, while the sum is 19.

The square root of 11055520 is about 3324.9842104888. The cubic root of 11055520 is about 222.7715491091.

The spelling of 11055520 in words is "eleven million, fifty-five thousand, five hundred twenty".