11155080 has 32 divisors (see below), whose sum is σ = 33465600. Its totient is φ = 2974656.

The previous prime is 11155073. The next prime is 11155091. The reversal of 11155080 is 8055111.

It is a nialpdrome in base 15.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46360 + ... + 46599.

It is an arithmetic number, because the mean of its divisors is an integer number (1045800).

Almost surely, 2^11155080 is an apocalyptic number.

11155080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11155080 is an abundant number, since it is smaller than the sum of its proper divisors (22310520).

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

11155080 is a wasteful number, since it uses less digits than its factorization.

11155080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92973 (or 92969 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 21.

The square root of 11155080 is about 3339.9221547815. The cubic root of 11155080 is about 223.4382715184.

The spelling of 11155080 in words is "eleven million, one hundred fifty-five thousand, eighty".