99000079 has 2 divisors, whose sum is σ = 99000080. Its totient is φ = 99000078.

The previous prime is 99000059. The next prime is 99000101. The reversal of 99000079 is 97000099.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 99000079 - 2⁵ = 99000047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99000029) 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, 49500039 + 49500040.

It is an arithmetic number, because the mean of its divisors is an integer number (49500040).

Almost surely, 2^99000079 is an apocalyptic number.

99000079 is a deficient number, since it is larger than the sum of its proper divisors (1).

99000079 is an equidigital number, since it uses as much as digits as its factorization.

99000079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5103, while the sum is 34.

The square root of 99000079 is about 9949.8783409648. The cubic root of 99000079 is about 462.6066239685.

The spelling of 99000079 in words is "ninety-nine million, seventy-nine", and thus it is an aban number and an uban number.