12413237789 has 2 divisors, whose sum is σ = 12413237790. Its totient is φ = 12413237788.

The previous prime is 12413237741. The next prime is 12413237819. The reversal of 12413237789 is 98773231421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7507356025 + 4905881764 = 86645^2 + 70042^2 .

It is a cyclic number.

It is not a de Polignac number, because 12413237789 - 2²⁰ = 12412189213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12413237489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6206618894 + 6206618895.

It is an arithmetic number, because the mean of its divisors is an integer number (6206618895).

Almost surely, 2^12413237789 is an apocalyptic number.

It is an amenable number.

12413237789 is a deficient number, since it is larger than the sum of its proper divisors (1).

12413237789 is an equidigital number, since it uses as much as digits as its factorization.

12413237789 is an evil number, because the sum of its binary digits is even.

The product of its digits is 508032, while the sum is 47.

The spelling of 12413237789 in words is "twelve billion, four hundred thirteen million, two hundred thirty-seven thousand, seven hundred eighty-nine".