11328645 has 16 divisors (see below), whose sum is σ = 18512640. Its totient is φ = 5913024.

The previous prime is 11328643. The next prime is 11328659. The reversal of 11328645 is 54682311.

11328645 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11328645 - 2¹ = 11328643 is a prime.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11328641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7330 + ... + 8739.

It is an arithmetic number, because the mean of its divisors is an integer number (1157040).

Almost surely, 2^11328645 is an apocalyptic number.

11328645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11328645 is a deficient number, since it is larger than the sum of its proper divisors (7183995).

11328645 is a wasteful number, since it uses less digits than its factorization.

11328645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16124.

The product of its digits is 5760, while the sum is 30.

The square root of 11328645 is about 3365.8052528333. The cubic root of 11328645 is about 224.5911587906.

The spelling of 11328645 in words is "eleven million, three hundred twenty-eight thousand, six hundred forty-five".