7939316087 has 2 divisors, whose sum is σ = 7939316088. Its totient is φ = 7939316086.

The previous prime is 7939316057. The next prime is 7939316123. The reversal of 7939316087 is 7806139397.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7939316087 - 2⁶ = 7939316023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7939316017) 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, 3969658043 + 3969658044.

It is an arithmetic number, because the mean of its divisors is an integer number (3969658044).

Almost surely, 2^7939316087 is an apocalyptic number.

7939316087 is a deficient number, since it is larger than the sum of its proper divisors (1).

7939316087 is an equidigital number, since it uses as much as digits as its factorization.

7939316087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1714608, while the sum is 53.

The square root of 7939316087 is about 89102.8399491284. The cubic root of 7939316087 is about 1994.9301665034.

The spelling of 7939316087 in words is "seven billion, nine hundred thirty-nine million, three hundred sixteen thousand, eighty-seven".