11157804 has 48 divisors (see below), whose sum is σ = 33062400. Its totient is φ = 3187728.

The previous prime is 11157803. The next prime is 11157823. The reversal of 11157804 is 40875111.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (11157803) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6624 + ... + 8135.

It is an arithmetic number, because the mean of its divisors is an integer number (688800).

Almost surely, 2^11157804 is an apocalyptic number.

11157804 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11157804 is an abundant number, since it is smaller than the sum of its proper divisors (21904596).

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

11157804 is a wasteful number, since it uses less digits than its factorization.

11157804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14779 (or 14771 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 27.

The square root of 11157804 is about 3340.3299238249. The cubic root of 11157804 is about 223.4564574425.

The spelling of 11157804 in words is "eleven million, one hundred fifty-seven thousand, eight hundred four".