8227271317 has 2 divisors, whose sum is σ = 8227271318. Its totient is φ = 8227271316.

The previous prime is 8227271309. The next prime is 8227271359. The reversal of 8227271317 is 7131727228.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5692551601 + 2534719716 = 75449^2 + 50346^2 .

It is a cyclic number.

It is not a de Polignac number, because 8227271317 - 2³ = 8227271309 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8227271317.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8227271387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4113635658 + 4113635659.

It is an arithmetic number, because the mean of its divisors is an integer number (4113635659).

Almost surely, 2^8227271317 is an apocalyptic number.

It is an amenable number.

8227271317 is a deficient number, since it is larger than the sum of its proper divisors (1).

8227271317 is an equidigital number, since it uses as much as digits as its factorization.

8227271317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 65856, while the sum is 40.

The square root of 8227271317 is about 90704.3070476810. The cubic root of 8227271317 is about 2018.7627064069.

The spelling of 8227271317 in words is "eight billion, two hundred twenty-seven million, two hundred seventy-one thousand, three hundred seventeen".