8609911 has 2 divisors, whose sum is σ = 8609912. Its totient is φ = 8609910.

The previous prime is 8609899. The next prime is 8609917. The reversal of 8609911 is 1199068.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8609911 - 2⁵ = 8609879 is a prime.

8609911 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8609917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4304955 + 4304956.

It is an arithmetic number, because the mean of its divisors is an integer number (4304956).

Almost surely, 2^8609911 is an apocalyptic number.

8609911 is a deficient number, since it is larger than the sum of its proper divisors (1).

8609911 is an equidigital number, since it uses as much as digits as its factorization.

8609911 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 34.

The square root of 8609911 is about 2934.2649846256. The cubic root of 8609911 is about 204.9586353185.

The spelling of 8609911 in words is "eight million, six hundred nine thousand, nine hundred eleven".