11380856 has 16 divisors (see below), whose sum is σ = 21384000. Its totient is φ = 5678464.

The previous prime is 11380843. The next prime is 11380861. The reversal of 11380856 is 65808311.

11380856 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 3 ways as a sum of consecutive naturals, for example, 3545 + ... + 5943.

It is an arithmetic number, because the mean of its divisors is an integer number (1336500).

Almost surely, 2^11380856 is an apocalyptic number.

It is an amenable number.

11380856 is a deficient number, since it is larger than the sum of its proper divisors (10003144).

11380856 is a wasteful number, since it uses less digits than its factorization.

11380856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2998 (or 2994 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 32.

The square root of 11380856 is about 3373.5524303025. The cubic root of 11380856 is about 224.9356589690.

The spelling of 11380856 in words is "eleven million, three hundred eighty thousand, eight hundred fifty-six".