8108716487 has 2 divisors, whose sum is σ = 8108716488. Its totient is φ = 8108716486.

The previous prime is 8108716471. The next prime is 8108716579. The reversal of 8108716487 is 7846178018.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8108716487 - 2⁴ = 8108716471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8108716417) 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, 4054358243 + 4054358244.

It is an arithmetic number, because the mean of its divisors is an integer number (4054358244).

Almost surely, 2^8108716487 is an apocalyptic number.

8108716487 is a deficient number, since it is larger than the sum of its proper divisors (1).

8108716487 is an equidigital number, since it uses as much as digits as its factorization.

8108716487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 602112, while the sum is 50.

The square root of 8108716487 is about 90048.4119071514. The cubic root of 8108716487 is about 2009.0189751585.

The spelling of 8108716487 in words is "eight billion, one hundred eight million, seven hundred sixteen thousand, four hundred eighty-seven".