8318971 has 2 divisors, whose sum is σ = 8318972. Its totient is φ = 8318970.

The previous prime is 8318951. The next prime is 8318977. The reversal of 8318971 is 1798138.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8318971 - 2¹⁵ = 8286203 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8318971.

It is not a weakly prime, because it can be changed into another prime (8318977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4159485 + 4159486.

It is an arithmetic number, because the mean of its divisors is an integer number (4159486).

Almost surely, 2^8318971 is an apocalyptic number.

8318971 is a deficient number, since it is larger than the sum of its proper divisors (1).

8318971 is an equidigital number, since it uses as much as digits as its factorization.

8318971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 37.

The square root of 8318971 is about 2884.2626440739. The cubic root of 8318971 is about 202.6235267255.

The spelling of 8318971 in words is "eight million, three hundred eighteen thousand, nine hundred seventy-one".