8538317 has 2 divisors, whose sum is σ = 8538318. Its totient is φ = 8538316.

The previous prime is 8538281. The next prime is 8538319. The reversal of 8538317 is 7138358.

8538317 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4778596 + 3759721 = 2186^2 + 1939^2 .

It is a cyclic number.

It is not a de Polignac number, because 8538317 - 2¹⁸ = 8276173 is a prime.

Together with 8538319, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8538319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4269158 + 4269159.

It is an arithmetic number, because the mean of its divisors is an integer number (4269159).

Almost surely, 2^8538317 is an apocalyptic number.

It is an amenable number.

8538317 is a deficient number, since it is larger than the sum of its proper divisors (1).

8538317 is an equidigital number, since it uses as much as digits as its factorization.

8538317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20160, while the sum is 35.

The square root of 8538317 is about 2922.0398696801. The cubic root of 8538317 is about 204.3889558002.

The spelling of 8538317 in words is "eight million, five hundred thirty-eight thousand, three hundred seventeen".