8959109 has 2 divisors, whose sum is σ = 8959110. Its totient is φ = 8959108.

The previous prime is 8959081. The next prime is 8959133. The reversal of 8959109 is 9019598.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5536609 + 3422500 = 2353^2 + 1850^2 .

It is a cyclic number.

It is not a de Polignac number, because 8959109 - 2⁸ = 8958853 is a prime.

It is equal to p₅₉₉₉₁₈ and since 8959109 and 599918 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8959169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4479554 + 4479555.

It is an arithmetic number, because the mean of its divisors is an integer number (4479555).

Almost surely, 2^8959109 is an apocalyptic number.

It is an amenable number.

8959109 is a deficient number, since it is larger than the sum of its proper divisors (1).

8959109 is an equidigital number, since it uses as much as digits as its factorization.

8959109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29160, while the sum is 41.

The square root of 8959109 is about 2993.1770746149. The cubic root of 8959109 is about 207.6928791550.

The spelling of 8959109 in words is "eight million, nine hundred fifty-nine thousand, one hundred nine".