12453646113 has 12 divisors (see below), whose sum is σ = 18283495828. Its totient is φ = 8166324960.

The previous prime is 12453646109. The next prime is 12453646129. The reversal of 12453646113 is 31164635421.

12453646113 is a `hidden beast` number, since 1 + 2 + 4 + 5 + 3 + 646 + 1 + 1 + 3 = 666.

12453646113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3381655104 + 9071991009 = 58152^2 + 95247^2 .

It is not a de Polignac number, because 12453646113 - 2² = 12453646109 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12453646103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11341570 + ... + 11342667.

Almost surely, 2^12453646113 is an apocalyptic number.

It is an amenable number.

12453646113 is a deficient number, since it is larger than the sum of its proper divisors (5829849715).

12453646113 is a wasteful number, since it uses less digits than its factorization.

12453646113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22684304 (or 22684301 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The spelling of 12453646113 in words is "twelve billion, four hundred fifty-three million, six hundred forty-six thousand, one hundred thirteen".