12417427613 has 2 divisors, whose sum is σ = 12417427614. Its totient is φ = 12417427612.

The previous prime is 12417427609. The next prime is 12417427619. The reversal of 12417427613 is 31672471421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12412856569 + 4571044 = 111413^2 + 2138^2 .

It is a cyclic number.

It is not a de Polignac number, because 12417427613 - 2² = 12417427609 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12417427619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6208713806 + 6208713807.

It is an arithmetic number, because the mean of its divisors is an integer number (6208713807).

Almost surely, 2^12417427613 is an apocalyptic number.

It is an amenable number.

12417427613 is a deficient number, since it is larger than the sum of its proper divisors (1).

12417427613 is an equidigital number, since it uses as much as digits as its factorization.

12417427613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 56448, while the sum is 38.

The spelling of 12417427613 in words is "twelve billion, four hundred seventeen million, four hundred twenty-seven thousand, six hundred thirteen".