11524522223 has 4 divisors (see below), whose sum is σ = 11537604288. Its totient is φ = 11511440160.

The previous prime is 11524522213. The next prime is 11524522231. The reversal of 11524522223 is 32222542511.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11524522223 - 2⁶ = 11524522159 is a prime.

It is a super-2 number, since 2×11524522223² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11524522213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6539711 + ... + 6541472.

It is an arithmetic number, because the mean of its divisors is an integer number (2884401072).

Almost surely, 2^11524522223 is an apocalyptic number.

11524522223 is a deficient number, since it is larger than the sum of its proper divisors (13082065).

11524522223 is an equidigital number, since it uses as much as digits as its factorization.

11524522223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13082064.

The product of its digits is 9600, while the sum is 29.

The spelling of 11524522223 in words is "eleven billion, five hundred twenty-four million, five hundred twenty-two thousand, two hundred twenty-three".