8641079 has 2 divisors, whose sum is σ = 8641080. Its totient is φ = 8641078.

The previous prime is 8641063. The next prime is 8641093. The reversal of 8641079 is 9701468.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8641079 - 2⁴ = 8641063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8649079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4320539 + 4320540.

It is an arithmetic number, because the mean of its divisors is an integer number (4320540).

Almost surely, 2^8641079 is an apocalyptic number.

8641079 is a deficient number, since it is larger than the sum of its proper divisors (1).

8641079 is an equidigital number, since it uses as much as digits as its factorization.

8641079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 8641079 is about 2939.5712272371. The cubic root of 8641079 is about 205.2056552088.

The spelling of 8641079 in words is "eight million, six hundred forty-one thousand, seventy-nine".