8861684317 has 2 divisors, whose sum is σ = 8861684318. Its totient is φ = 8861684316.

The previous prime is 8861684257. The next prime is 8861684383. The reversal of 8861684317 is 7134861688.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8319446521 + 542237796 = 91211^2 + 23286^2 .

It is a cyclic number.

It is not a de Polignac number, because 8861684317 - 2²⁷ = 8727466589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8861684017) 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, 4430842158 + 4430842159.

It is an arithmetic number, because the mean of its divisors is an integer number (4430842159).

Almost surely, 2^8861684317 is an apocalyptic number.

It is an amenable number.

8861684317 is a deficient number, since it is larger than the sum of its proper divisors (1).

8861684317 is an equidigital number, since it uses as much as digits as its factorization.

8861684317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1548288, while the sum is 52.

The square root of 8861684317 is about 94136.5195713120. The cubic root of 8861684317 is about 2069.3729044763.

The spelling of 8861684317 in words is "eight billion, eight hundred sixty-one million, six hundred eighty-four thousand, three hundred seventeen".