12691064759059 has 2 divisors, whose sum is σ = 12691064759060. Its totient is φ = 12691064759058.

The previous prime is 12691064759041. The next prime is 12691064759089. The reversal of 12691064759059 is 95095746019621.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12691064759059 is a prime.

It is a super-2 number, since 2×12691064759059² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12691064759089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6345532379529 + 6345532379530.

It is an arithmetic number, because the mean of its divisors is an integer number (6345532379530).

Almost surely, 2^{12691064759059} is an apocalyptic number.

12691064759059 is a deficient number, since it is larger than the sum of its proper divisors (1).

12691064759059 is an equidigital number, since it uses as much as digits as its factorization.

12691064759059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36741600, while the sum is 64.

The spelling of 12691064759059 in words is "twelve trillion, six hundred ninety-one billion, sixty-four million, seven hundred fifty-nine thousand, fifty-nine".