8098199971 has 2 divisors, whose sum is σ = 8098199972. Its totient is φ = 8098199970.

The previous prime is 8098199939. The next prime is 8098199987. The reversal of 8098199971 is 1799918908.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8098199971 - 2⁵ = 8098199939 is a prime.

It is not a weakly prime, because it can be changed into another prime (8098197971) 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, 4049099985 + 4049099986.

It is an arithmetic number, because the mean of its divisors is an integer number (4049099986).

Almost surely, 2^8098199971 is an apocalyptic number.

8098199971 is a deficient number, since it is larger than the sum of its proper divisors (1).

8098199971 is an equidigital number, since it uses as much as digits as its factorization.

8098199971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2939328, while the sum is 61.

The square root of 8098199971 is about 89989.9992832537. Note that the first 3 decimals coincide. The cubic root of 8098199971 is about 2008.1500739508.

The spelling of 8098199971 in words is "eight billion, ninety-eight million, one hundred ninety-nine thousand, nine hundred seventy-one".