99000903 has 8 divisors (see below), whose sum is σ = 132842608. Its totient is φ = 65579904.

The previous prime is 99000893. The next prime is 99000917. The reversal of 99000903 is 30900099.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 99000903 - 2⁸ = 99000647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99000953) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104626 + ... + 105567.

It is an arithmetic number, because the mean of its divisors is an integer number (16605326).

Almost surely, 2^99000903 is an apocalyptic number.

99000903 is a deficient number, since it is larger than the sum of its proper divisors (33841705).

99000903 is a wasteful number, since it uses less digits than its factorization.

99000903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210353.

The product of its (nonzero) digits is 2187, while the sum is 30.

The square root of 99000903 is about 9949.9197484201. The cubic root of 99000903 is about 462.6079074247.

The spelling of 99000903 in words is "ninety-nine million, nine hundred three", and thus it is an aban number.