12339924329 has 2 divisors, whose sum is σ = 12339924330. Its totient is φ = 12339924328.

The previous prime is 12339924277. The next prime is 12339924349. The reversal of 12339924329 is 92342993321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8055960025 + 4283964304 = 89755^2 + 65452^2 .

It is a cyclic number.

It is not a de Polignac number, because 12339924329 - 2²⁰ = 12338875753 is a prime.

It is a super-2 number, since 2×12339924329² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12339924349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6169962164 + 6169962165.

It is an arithmetic number, because the mean of its divisors is an integer number (6169962165).

Almost surely, 2^12339924329 is an apocalyptic number.

It is an amenable number.

12339924329 is a deficient number, since it is larger than the sum of its proper divisors (1).

12339924329 is an equidigital number, since it uses as much as digits as its factorization.

12339924329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 629856, while the sum is 47.

It can be divided in two parts, 1233992 and 4329, that added together give a palindrome (1238321).

The spelling of 12339924329 in words is "twelve billion, three hundred thirty-nine million, nine hundred twenty-four thousand, three hundred twenty-nine".