11318564 has 6 divisors (see below), whose sum is σ = 19807494. Its totient is φ = 5659280.

The previous prime is 11318563. The next prime is 11318569. The reversal of 11318564 is 46581311.

It can be written as a sum of positive squares in only one way, i.e., 9972964 + 1345600 = 3158^2 + 1160^2 .

It is not an unprimeable number, because it can be changed into a prime (11318563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1414817 + ... + 1414824.

It is an arithmetic number, because the mean of its divisors is an integer number (3301249).

Almost surely, 2^11318564 is an apocalyptic number.

It is an amenable number.

11318564 is a deficient number, since it is larger than the sum of its proper divisors (8488930).

11318564 is a wasteful number, since it uses less digits than its factorization.

11318564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2829645 (or 2829643 counting only the distinct ones).

The product of its digits is 2880, while the sum is 29.

The square root of 11318564 is about 3364.3073581348. The cubic root of 11318564 is about 224.5245201829.

Adding to 11318564 its reverse (46581311), we get a palindrome (57899875).

The spelling of 11318564 in words is "eleven million, three hundred eighteen thousand, five hundred sixty-four".