8716109 has 2 divisors, whose sum is σ = 8716110. Its totient is φ = 8716108.

The previous prime is 8716069. The next prime is 8716151. The reversal of 8716109 is 9016178.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6604900 + 2111209 = 2570^2 + 1453^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8716109 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8716159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4358054 + 4358055.

It is an arithmetic number, because the mean of its divisors is an integer number (4358055).

Almost surely, 2^8716109 is an apocalyptic number.

It is an amenable number.

8716109 is a deficient number, since it is larger than the sum of its proper divisors (1).

8716109 is an equidigital number, since it uses as much as digits as its factorization.

8716109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 32.

The square root of 8716109 is about 2952.3057091026. The cubic root of 8716109 is about 205.7978741316.

The spelling of 8716109 in words is "eight million, seven hundred sixteen thousand, one hundred nine".