12936669113 has 4 divisors (see below), whose sum is σ = 13211917440. Its totient is φ = 12661420788.

The previous prime is 12936669103. The next prime is 12936669121. The reversal of 12936669113 is 31196663921.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12936669113 - 2¹⁸ = 12936406969 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47), and also a Moran number because the ratio is a prime number: 275248279 = 12936669113 / (1 + 2 + 9 + 3 + 6 + 6 + 6 + 9 + 1 + 1 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12936669103) 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, 137624093 + ... + 137624186.

It is an arithmetic number, because the mean of its divisors is an integer number (3302979360).

Almost surely, 2^12936669113 is an apocalyptic number.

It is an amenable number.

12936669113 is a deficient number, since it is larger than the sum of its proper divisors (275248327).

12936669113 is an equidigital number, since it uses as much as digits as its factorization.

12936669113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275248326.

The product of its digits is 314928, while the sum is 47.

The spelling of 12936669113 in words is "twelve billion, nine hundred thirty-six million, six hundred sixty-nine thousand, one hundred thirteen".