12115522353 has 16 divisors (see below), whose sum is σ = 17624797632. Its totient is φ = 7341816000.

The previous prime is 12115522351. The next prime is 12115522361. The reversal of 12115522353 is 35322551121.

It is not a de Polignac number, because 12115522353 - 2¹ = 12115522351 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12115522353.

It is not an unprimeable number, because it can be changed into a prime (12115522351) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 317943 + ... + 354003.

It is an arithmetic number, because the mean of its divisors is an integer number (1101549852).

Almost surely, 2^12115522353 is an apocalyptic number.

It is an amenable number.

12115522353 is a deficient number, since it is larger than the sum of its proper divisors (5509275279).

12115522353 is a wasteful number, since it uses less digits than its factorization.

12115522353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46256.

The product of its digits is 9000, while the sum is 30.

The spelling of 12115522353 in words is "twelve billion, one hundred fifteen million, five hundred twenty-two thousand, three hundred fifty-three".