8214198017 has 2 divisors, whose sum is σ = 8214198018. Its totient is φ = 8214198016.

The previous prime is 8214198011. The next prime is 8214198049. The reversal of 8214198017 is 7108914128.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7872835441 + 341362576 = 88729^2 + 18476^2 .

It is a cyclic number.

It is not a de Polignac number, because 8214198017 - 2¹⁰ = 8214196993 is a prime.

It is not a weakly prime, because it can be changed into another prime (8214198011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4107099008 + 4107099009.

It is an arithmetic number, because the mean of its divisors is an integer number (4107099009).

Almost surely, 2^8214198017 is an apocalyptic number.

It is an amenable number.

8214198017 is a deficient number, since it is larger than the sum of its proper divisors (1).

8214198017 is an equidigital number, since it uses as much as digits as its factorization.

8214198017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32256, while the sum is 41.

The square root of 8214198017 is about 90632.2129102010. The cubic root of 8214198017 is about 2017.6928546538.

The spelling of 8214198017 in words is "eight billion, two hundred fourteen million, one hundred ninety-eight thousand, seventeen".