1312333301239 has 2 divisors, whose sum is σ = 1312333301240. Its totient is φ = 1312333301238.

The previous prime is 1312333301189. The next prime is 1312333301273. The reversal of 1312333301239 is 9321033332131.

It is an a-pointer prime, because the next prime (1312333301273) can be obtained adding 1312333301239 to its sum of digits (34).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1312333301239 - 2³³ = 1303743366647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1312333301039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656166650619 + 656166650620.

It is an arithmetic number, because the mean of its divisors is an integer number (656166650620).

Almost surely, 2^{1312333301239} is an apocalyptic number.

1312333301239 is a deficient number, since it is larger than the sum of its proper divisors (1).

1312333301239 is an equidigital number, since it uses as much as digits as its factorization.

1312333301239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26244, while the sum is 34.

The spelling of 1312333301239 in words is "one trillion, three hundred twelve billion, three hundred thirty-three million, three hundred one thousand, two hundred thirty-nine".