11875564 has 6 divisors (see below), whose sum is σ = 20782244. Its totient is φ = 5937780.

The previous prime is 11875561. The next prime is 11875603. The reversal of 11875564 is 46557811.

It is not an unprimeable number, because it can be changed into a prime (11875561) 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 as a sum of consecutive naturals, namely, 1484442 + ... + 1484449.

Almost surely, 2^11875564 is an apocalyptic number.

It is an amenable number.

11875564 is a deficient number, since it is larger than the sum of its proper divisors (8906680).

11875564 is a wasteful number, since it uses less digits than its factorization.

11875564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2968895 (or 2968893 counting only the distinct ones).

The product of its digits is 33600, while the sum is 37.

The square root of 11875564 is about 3446.0940207719. The cubic root of 11875564 is about 228.1487436098.

The spelling of 11875564 in words is "eleven million, eight hundred seventy-five thousand, five hundred sixty-four".