12739118747 has 2 divisors, whose sum is σ = 12739118748. Its totient is φ = 12739118746.

The previous prime is 12739118731. The next prime is 12739118783. The reversal of 12739118747 is 74781193721.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12739118747 - 2⁴ = 12739118731 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12739118695 and 12739118704.

It is not a weakly prime, because it can be changed into another prime (12739118947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6369559373 + 6369559374.

It is an arithmetic number, because the mean of its divisors is an integer number (6369559374).

Almost surely, 2^12739118747 is an apocalyptic number.

12739118747 is a deficient number, since it is larger than the sum of its proper divisors (1).

12739118747 is an equidigital number, since it uses as much as digits as its factorization.

12739118747 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 592704, while the sum is 50.

The spelling of 12739118747 in words is "twelve billion, seven hundred thirty-nine million, one hundred eighteen thousand, seven hundred forty-seven".