98664199 has 2 divisors, whose sum is σ = 98664200. Its totient is φ = 98664198.

The previous prime is 98664197. The next prime is 98664221. The reversal of 98664199 is 99146689.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 98664199 - 2¹ = 98664197 is a prime.

Together with 98664197, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98664193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49332099 + 49332100.

It is an arithmetic number, because the mean of its divisors is an integer number (49332100).

Almost surely, 2^98664199 is an apocalyptic number.

98664199 is a deficient number, since it is larger than the sum of its proper divisors (1).

98664199 is an equidigital number, since it uses as much as digits as its factorization.

98664199 is an evil number, because the sum of its binary digits is even.

The product of its digits is 839808, while the sum is 52.

The square root of 98664199 is about 9932.9854021840. The cubic root of 98664199 is about 462.0828655794.

The spelling of 98664199 in words is "ninety-eight million, six hundred sixty-four thousand, one hundred ninety-nine".