11157844 has 12 divisors (see below), whose sum is σ = 19857600. Its totient is φ = 5484248.

The previous prime is 11157827. The next prime is 11157869. The reversal of 11157844 is 44875111.

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, 23404 + ... + 23875.

It is an arithmetic number, because the mean of its divisors is an integer number (1654800).

Almost surely, 2^11157844 is an apocalyptic number.

It is an amenable number.

11157844 is a deficient number, since it is larger than the sum of its proper divisors (8699756).

11157844 is a wasteful number, since it uses less digits than its factorization.

11157844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47342 (or 47340 counting only the distinct ones).

The product of its digits is 4480, while the sum is 31.

The square root of 11157844 is about 3340.3359112520. The cubic root of 11157844 is about 223.4567244678.

The spelling of 11157844 in words is "eleven million, one hundred fifty-seven thousand, eight hundred forty-four".