11328556 has 12 divisors (see below), whose sum is σ = 19881568. Its totient is φ = 5648112.

The previous prime is 11328539. The next prime is 11328557. The reversal of 11328556 is 65582311.

11328556 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (11328557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2391 + ... + 5326.

Almost surely, 2^11328556 is an apocalyptic number.

It is an amenable number.

11328556 is a deficient number, since it is larger than the sum of its proper divisors (8553012).

11328556 is a wasteful number, since it uses less digits than its factorization.

11328556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8088 (or 8086 counting only the distinct ones).

The product of its digits is 7200, while the sum is 31.

The square root of 11328556 is about 3365.7920316027. The cubic root of 11328556 is about 224.5905706454.

The spelling of 11328556 in words is "eleven million, three hundred twenty-eight thousand, five hundred fifty-six".