99010899 has 12 divisors (see below), whose sum is σ = 154017136. Its totient is φ = 60929712.

The previous prime is 99010889. The next prime is 99010903. The reversal of 99010899 is 99801099.

It is not a de Polignac number, because 99010899 - 2⁵ = 99010867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99010889) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 423007 + ... + 423240.

Almost surely, 2^99010899 is an apocalyptic number.

99010899 is a deficient number, since it is larger than the sum of its proper divisors (55006237).

99010899 is a wasteful number, since it uses less digits than its factorization.

99010899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 846266 (or 846263 counting only the distinct ones).

The product of its (nonzero) digits is 52488, while the sum is 45.

The square root of 99010899 is about 9950.4220513504. The cubic root of 99010899 is about 462.6234765521.

The spelling of 99010899 in words is "ninety-nine million, ten thousand, eight hundred ninety-nine".