99673199 has 2 divisors, whose sum is σ = 99673200. Its totient is φ = 99673198.

The previous prime is 99673181. The next prime is 99673201. The reversal of 99673199 is 99137699.

It is a strong prime.

It is an emirp because it is prime and its reverse (99137699) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99673199 - 2⁸ = 99672943 is a prime.

Together with 99673201, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 99673199.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99673109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49836599 + 49836600.

It is an arithmetic number, because the mean of its divisors is an integer number (49836600).

Almost surely, 2^99673199 is an apocalyptic number.

99673199 is a deficient number, since it is larger than the sum of its proper divisors (1).

99673199 is an equidigital number, since it uses as much as digits as its factorization.

99673199 is an evil number, because the sum of its binary digits is even.

The product of its digits is 826686, while the sum is 53.

The square root of 99673199 is about 9983.6465782799. The cubic root of 99673199 is about 463.6527062721.

The spelling of 99673199 in words is "ninety-nine million, six hundred seventy-three thousand, one hundred ninety-nine".