8717959 has 2 divisors, whose sum is σ = 8717960. Its totient is φ = 8717958.

The previous prime is 8717939. The next prime is 8717963. The reversal of 8717959 is 9597178.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8717959 - 2⁵ = 8717927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8717909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4358979 + 4358980.

It is an arithmetic number, because the mean of its divisors is an integer number (4358980).

Almost surely, 2^8717959 is an apocalyptic number.

8717959 is a deficient number, since it is larger than the sum of its proper divisors (1).

8717959 is an equidigital number, since it uses as much as digits as its factorization.

8717959 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 158760, while the sum is 46.

The square root of 8717959 is about 2952.6190069157. The cubic root of 8717959 is about 205.8124333474.

The spelling of 8717959 in words is "eight million, seven hundred seventeen thousand, nine hundred fifty-nine".