11157928 has 16 divisors (see below), whose sum is σ = 20957760. Its totient is φ = 5569200.

The previous prime is 11157919. The next prime is 11157943. The reversal of 11157928 is 82975111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11157893 and 11157902.

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, 6523 + ... + 8053.

It is an arithmetic number, because the mean of its divisors is an integer number (1309860).

Almost surely, 2^11157928 is an apocalyptic number.

It is an amenable number.

11157928 is a deficient number, since it is larger than the sum of its proper divisors (9799832).

11157928 is a wasteful number, since it uses less digits than its factorization.

11157928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2448 (or 2444 counting only the distinct ones).

The product of its digits is 5040, while the sum is 34.

The square root of 11157928 is about 3340.3484848141. The cubic root of 11157928 is about 223.4572852188.

The spelling of 11157928 in words is "eleven million, one hundred fifty-seven thousand, nine hundred twenty-eight".