11888120 has 32 divisors (see below), whose sum is σ = 26848800. Its totient is φ = 4737408.

The previous prime is 11888111. The next prime is 11888143. The reversal of 11888120 is 2188811.

It is a congruent number.

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, 17222 + ... + 17898.

It is an arithmetic number, because the mean of its divisors is an integer number (839025).

Almost surely, 2^11888120 is an apocalyptic number.

11888120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11888120 is an abundant number, since it is smaller than the sum of its proper divisors (14960680).

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

11888120 is a wasteful number, since it uses less digits than its factorization.

11888120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1127 (or 1123 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 29.

The square root of 11888120 is about 3447.9153121850. The cubic root of 11888120 is about 228.2291222941.

The spelling of 11888120 in words is "eleven million, eight hundred eighty-eight thousand, one hundred twenty".