1312035902647 has 2 divisors, whose sum is σ = 1312035902648. Its totient is φ = 1312035902646.

The previous prime is 1312035902627. The next prime is 1312035902651. The reversal of 1312035902647 is 7462095302131.

It is a strong prime.

It is an emirp because it is prime and its reverse (7462095302131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1312035902647 - 2⁷ = 1312035902519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1312035902627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656017951323 + 656017951324.

It is an arithmetic number, because the mean of its divisors is an integer number (656017951324).

Almost surely, 2^{1312035902647} is an apocalyptic number.

1312035902647 is a deficient number, since it is larger than the sum of its proper divisors (1).

1312035902647 is an equidigital number, since it uses as much as digits as its factorization.

1312035902647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 43.

The spelling of 1312035902647 in words is "one trillion, three hundred twelve billion, thirty-five million, nine hundred two thousand, six hundred forty-seven".