12997653391763 has 2 divisors, whose sum is σ = 12997653391764. Its totient is φ = 12997653391762.

The previous prime is 12997653391727. The next prime is 12997653391783. The reversal of 12997653391763 is 36719335679921.

It is a strong prime.

It is an emirp because it is prime and its reverse (36719335679921) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12997653391763 - 2¹⁰ = 12997653390739 is a prime.

It is not a weakly prime, because it can be changed into another prime (12997653391783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6498826695881 + 6498826695882.

It is an arithmetic number, because the mean of its divisors is an integer number (6498826695882).

Almost surely, 2^{12997653391763} is an apocalyptic number.

12997653391763 is a deficient number, since it is larger than the sum of its proper divisors (1).

12997653391763 is an equidigital number, since it uses as much as digits as its factorization.

12997653391763 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 347208120, while the sum is 71.

The spelling of 12997653391763 in words is "twelve trillion, nine hundred ninety-seven billion, six hundred fifty-three million, three hundred ninety-one thousand, seven hundred sixty-three".