12618407099 has 2 divisors, whose sum is σ = 12618407100. Its totient is φ = 12618407098.

The previous prime is 12618407071. The next prime is 12618407159. The reversal of 12618407099 is 99070481621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12618407099 - 2²⁸ = 12349971643 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (12618401099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6309203549 + 6309203550.

It is an arithmetic number, because the mean of its divisors is an integer number (6309203550).

Almost surely, 2^12618407099 is an apocalyptic number.

12618407099 is a deficient number, since it is larger than the sum of its proper divisors (1).

12618407099 is an equidigital number, since it uses as much as digits as its factorization.

12618407099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 47.

The spelling of 12618407099 in words is "twelve billion, six hundred eighteen million, four hundred seven thousand, ninety-nine".