12053645115 has 24 divisors (see below), whose sum is σ = 19973813808. Its totient is φ = 6206928000.

The previous prime is 12053645113. The next prime is 12053645137. The reversal of 12053645115 is 51154635021.

It is not a de Polignac number, because 12053645115 - 2¹ = 12053645113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12053645113) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 465136 + ... + 490365.

It is an arithmetic number, because the mean of its divisors is an integer number (832242242).

Almost surely, 2^12053645115 is an apocalyptic number.

12053645115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12053645115 is a deficient number, since it is larger than the sum of its proper divisors (7920168693).

12053645115 is an equidigital number, since it uses as much as digits as its factorization.

12053645115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 955567 (or 955538 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 33.

The spelling of 12053645115 in words is "twelve billion, fifty-three million, six hundred forty-five thousand, one hundred fifteen".