12939897106327 has 2 divisors, whose sum is σ = 12939897106328. Its totient is φ = 12939897106326.

The previous prime is 12939897106321. The next prime is 12939897106379. The reversal of 12939897106327 is 72360179893921.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12939897106327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12939897106321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6469948553163 + 6469948553164.

It is an arithmetic number, because the mean of its divisors is an integer number (6469948553164).

Almost surely, 2^{12939897106327} is an apocalyptic number.

12939897106327 is a deficient number, since it is larger than the sum of its proper divisors (1).

12939897106327 is an equidigital number, since it uses as much as digits as its factorization.

12939897106327 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61725888, while the sum is 67.

The spelling of 12939897106327 in words is "twelve trillion, nine hundred thirty-nine billion, eight hundred ninety-seven million, one hundred six thousand, three hundred twenty-seven".