8709959 has 2 divisors, whose sum is σ = 8709960. Its totient is φ = 8709958.

The previous prime is 8709941. The next prime is 8709971. The reversal of 8709959 is 9599078.

8709959 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8709959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8709919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4354979 + 4354980.

It is an arithmetic number, because the mean of its divisors is an integer number (4354980).

Almost surely, 2^8709959 is an apocalyptic number.

8709959 is a deficient number, since it is larger than the sum of its proper divisors (1).

8709959 is an equidigital number, since it uses as much as digits as its factorization.

8709959 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 204120, while the sum is 47.

The square root of 8709959 is about 2951.2639665066. The cubic root of 8709959 is about 205.7494597638.

The spelling of 8709959 in words is "eight million, seven hundred nine thousand, nine hundred fifty-nine".