11522911118 has 4 divisors (see below), whose sum is σ = 17284366680. Its totient is φ = 5761455558.

The previous prime is 11522911109. The next prime is 11522911123. The reversal of 11522911118 is 81111922511.

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

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2880727778 + ... + 2880727781.

It is an arithmetic number, because the mean of its divisors is an integer number (4321091670).

Almost surely, 2^11522911118 is an apocalyptic number.

11522911118 is a deficient number, since it is larger than the sum of its proper divisors (5761455562).

11522911118 is an equidigital number, since it uses as much as digits as its factorization.

11522911118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5761455561.

The product of its digits is 1440, while the sum is 32.

The spelling of 11522911118 in words is "eleven billion, five hundred twenty-two million, nine hundred eleven thousand, one hundred eighteen".