13564323 has 12 divisors (see below), whose sum is σ = 19625320. Its totient is φ = 9027936.

The previous prime is 13564303. The next prime is 13564339. The reversal of 13564323 is 32346531.

It is a happy number.

13564323 is a `hidden beast` number, since 13 + 5 + 643 + 2 + 3 = 666.

13564323 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13564323 - 2⁶ = 13564259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13564303) 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, 8568 + ... + 10026.

Almost surely, 2^13564323 is an apocalyptic number.

13564323 is a deficient number, since it is larger than the sum of its proper divisors (6060997).

13564323 is a wasteful number, since it uses less digits than its factorization.

13564323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2498 (or 2495 counting only the distinct ones).

The product of its digits is 6480, while the sum is 27.

The square root of 13564323 is about 3682.9774639549. The cubic root of 13564323 is about 238.4877306031.

The spelling of 13564323 in words is "thirteen million, five hundred sixty-four thousand, three hundred twenty-three".