11572563 has 8 divisors (see below), whose sum is σ = 16337808. Its totient is φ = 7261184.

The previous prime is 11572543. The next prime is 11572567. The reversal of 11572563 is 36527511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11572563 - 2⁹ = 11572051 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11572563.

It is not an unprimeable number, because it can be changed into a prime (11572567) 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 in 7 ways as a sum of consecutive naturals, for example, 113406 + ... + 113507.

It is an arithmetic number, because the mean of its divisors is an integer number (2042226).

Almost surely, 2^11572563 is an apocalyptic number.

11572563 is a deficient number, since it is larger than the sum of its proper divisors (4765245).

11572563 is a wasteful number, since it uses less digits than its factorization.

11572563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226933.

The product of its digits is 6300, while the sum is 30.

The square root of 11572563 is about 3401.8469983231. The cubic root of 11572563 is about 226.1916235745.

The spelling of 11572563 in words is "eleven million, five hundred seventy-two thousand, five hundred sixty-three".