11164564 has 6 divisors (see below), whose sum is σ = 19537994. Its totient is φ = 5582280.

The previous prime is 11164561. The next prime is 11164567. The reversal of 11164564 is 46546111.

11164564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11164561) and next prime (11164567).

It can be written as a sum of positive squares in only one way, i.e., 9363600 + 1800964 = 3060^2 + 1342^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11164561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1395567 + ... + 1395574.

Almost surely, 2^11164564 is an apocalyptic number.

It is an amenable number.

11164564 is a deficient number, since it is larger than the sum of its proper divisors (8373430).

11164564 is a wasteful number, since it uses less digits than its factorization.

11164564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2791145 (or 2791143 counting only the distinct ones).

The product of its digits is 2880, while the sum is 28.

The square root of 11164564 is about 3341.3416467042. The cubic root of 11164564 is about 223.5015756603.

The spelling of 11164564 in words is "eleven million, one hundred sixty-four thousand, five hundred sixty-four".