11328647 has 16 divisors (see below), whose sum is σ = 13543200. Its totient is φ = 9354240.

The previous prime is 11328643. The next prime is 11328659. The reversal of 11328647 is 74682311.

It is not a de Polignac number, because 11328647 - 2² = 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 pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4379 + ... + 6467.

It is an arithmetic number, because the mean of its divisors is an integer number (846450).

Almost surely, 2^11328647 is an apocalyptic number.

11328647 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

11328647 is a deficient number, since it is larger than the sum of its proper divisors (2214553).

11328647 is a wasteful number, since it uses less digits than its factorization.

11328647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2146.

The product of its digits is 8064, while the sum is 32.

The square root of 11328647 is about 3365.8055499390. The cubic root of 11328647 is about 224.5911720073.

It can be divided in two parts, 1132 and 8647, that added together give a palindrome (9779).

The spelling of 11328647 in words is "eleven million, three hundred twenty-eight thousand, six hundred forty-seven".