12396836839 has 2 divisors, whose sum is σ = 12396836840. Its totient is φ = 12396836838.

The previous prime is 12396836831. The next prime is 12396836867. The reversal of 12396836839 is 93863869321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12396836839 - 2³ = 12396836831 is a prime.

It is a super-2 number, since 2×12396836839² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12396836831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6198418419 + 6198418420.

It is an arithmetic number, because the mean of its divisors is an integer number (6198418420).

Almost surely, 2^12396836839 is an apocalyptic number.

12396836839 is a deficient number, since it is larger than the sum of its proper divisors (1).

12396836839 is an equidigital number, since it uses as much as digits as its factorization.

12396836839 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10077696, while the sum is 58.

The spelling of 12396836839 in words is "twelve billion, three hundred ninety-six million, eight hundred thirty-six thousand, eight hundred thirty-nine".