13112546451 has 4 divisors (see below), whose sum is σ = 17483395272. Its totient is φ = 8741697632.

The previous prime is 13112546449. The next prime is 13112546467. The reversal of 13112546451 is 15464521131.

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 13112546451 - 2¹ = 13112546449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13112546401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2185424406 + ... + 2185424411.

It is an arithmetic number, because the mean of its divisors is an integer number (4370848818).

Almost surely, 2^13112546451 is an apocalyptic number.

13112546451 is a deficient number, since it is larger than the sum of its proper divisors (4370848821).

13112546451 is an equidigital number, since it uses as much as digits as its factorization.

13112546451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4370848820.

The product of its digits is 14400, while the sum is 33.

The spelling of 13112546451 in words is "thirteen billion, one hundred twelve million, five hundred forty-six thousand, four hundred fifty-one".