1316588939 has 2 divisors, whose sum is σ = 1316588940. Its totient is φ = 1316588938.

The previous prime is 1316588909. The next prime is 1316588947. The reversal of 1316588939 is 9398856131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1316588939 - 2²⁰ = 1315540363 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1316588909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 658294469 + 658294470.

It is an arithmetic number, because the mean of its divisors is an integer number (658294470).

Almost surely, 2^1316588939 is an apocalyptic number.

1316588939 is a deficient number, since it is larger than the sum of its proper divisors (1).

1316588939 is an equidigital number, since it uses as much as digits as its factorization.

1316588939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1399680, while the sum is 53.

The square root of 1316588939 is about 36284.8307009968. The cubic root of 1316588939 is about 1096.0155959184.

The spelling of 1316588939 in words is "one billion, three hundred sixteen million, five hundred eighty-eight thousand, nine hundred thirty-nine".