11522555315 has 4 divisors (see below), whose sum is σ = 13827066384. Its totient is φ = 9218044248.

The previous prime is 11522555293. The next prime is 11522555321. The reversal of 11522555315 is 51355522511.

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 11522555315 - 2²⁰ = 11521506739 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1152255527 + ... + 1152255536.

It is an arithmetic number, because the mean of its divisors is an integer number (3456766596).

Almost surely, 2^11522555315 is an apocalyptic number.

11522555315 is a deficient number, since it is larger than the sum of its proper divisors (2304511069).

11522555315 is an equidigital number, since it uses as much as digits as its factorization.

11522555315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2304511068.

The product of its digits is 37500, while the sum is 35.

The spelling of 11522555315 in words is "eleven billion, five hundred twenty-two million, five hundred fifty-five thousand, three hundred fifteen".