12739108433 has 2 divisors, whose sum is σ = 12739108434. Its totient is φ = 12739108432.

The previous prime is 12739108409. The next prime is 12739108453. The reversal of 12739108433 is 33480193721.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12523400464 + 215707969 = 111908^2 + 14687^2 .

It is a cyclic number.

It is not a de Polignac number, because 12739108433 - 2¹⁴ = 12739092049 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (12739108453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6369554216 + 6369554217.

It is an arithmetic number, because the mean of its divisors is an integer number (6369554217).

Almost surely, 2^12739108433 is an apocalyptic number.

It is an amenable number.

12739108433 is a deficient number, since it is larger than the sum of its proper divisors (1).

12739108433 is an equidigital number, since it uses as much as digits as its factorization.

12739108433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 41.

The spelling of 12739108433 in words is "twelve billion, seven hundred thirty-nine million, one hundred eight thousand, four hundred thirty-three".