1315570827839 has 2 divisors, whose sum is σ = 1315570827840. Its totient is φ = 1315570827838.

The previous prime is 1315570827833. The next prime is 1315570827869. The reversal of 1315570827839 is 9387280755131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1315570827839 - 2³⁶ = 1246851351103 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1315570827833) 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, 657785413919 + 657785413920.

It is an arithmetic number, because the mean of its divisors is an integer number (657785413920).

Almost surely, 2^{1315570827839} is an apocalyptic number.

1315570827839 is a deficient number, since it is larger than the sum of its proper divisors (1).

1315570827839 is an equidigital number, since it uses as much as digits as its factorization.

1315570827839 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12700800, while the sum is 59.

The spelling of 1315570827839 in words is "one trillion, three hundred fifteen billion, five hundred seventy million, eight hundred twenty-seven thousand, eight hundred thirty-nine".