11057928 has 48 divisors (see below), whose sum is σ = 32161680. Its totient is φ = 3159072.

The previous prime is 11057927. The next prime is 11057929. The reversal of 11057928 is 82975011.

It is an interprime number because it is at equal distance from previous prime (11057927) and next prime (11057929).

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (11057927) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3526 + ... + 5877.

It is an arithmetic number, because the mean of its divisors is an integer number (670035).

Almost surely, 2^11057928 is an apocalyptic number.

It is an amenable number.

11057928 is an abundant number, since it is smaller than the sum of its proper divisors (21103752).

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

11057928 is a wasteful number, since it uses less digits than its factorization.

11057928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9426 (or 9415 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 33.

The square root of 11057928 is about 3325.3462977561. The cubic root of 11057928 is about 222.7877218731.

The spelling of 11057928 in words is "eleven million, fifty-seven thousand, nine hundred twenty-eight".