11328540 has 48 divisors (see below), whose sum is σ = 31869600. Its totient is φ = 3006720.

The previous prime is 11328539. The next prime is 11328557. The reversal of 11328540 is 4582311.

11328540 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 a self number, because there is not a number n which added to its sum of digits gives 11328540.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20670 + ... + 21210.

It is an arithmetic number, because the mean of its divisors is an integer number (663950).

Almost surely, 2^11328540 is an apocalyptic number.

11328540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11328540 is an abundant number, since it is smaller than the sum of its proper divisors (20541060).

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

11328540 is a wasteful number, since it uses less digits than its factorization.

11328540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 902 (or 900 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 11328540 is about 3365.7896547467. The cubic root of 11328540 is about 224.5904649111.

The spelling of 11328540 in words is "eleven million, three hundred twenty-eight thousand, five hundred forty".