11115790 has 32 divisors (see below), whose sum is σ = 24214464. Its totient is φ = 3586560.

The previous prime is 11115761. The next prime is 11115803. The reversal of 11115790 is 9751111.

11115790 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3481 + ... + 5860.

It is an arithmetic number, because the mean of its divisors is an integer number (756702).

Almost surely, 2^11115790 is an apocalyptic number.

11115790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11115790 is an abundant number, since it is smaller than the sum of its proper divisors (13098674).

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

11115790 is a wasteful number, since it uses less digits than its factorization.

11115790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9372.

The product of its (nonzero) digits is 315, while the sum is 25.

The square root of 11115790 is about 3334.0350927967. The cubic root of 11115790 is about 223.1756343224.

The spelling of 11115790 in words is "eleven million, one hundred fifteen thousand, seven hundred ninety".