99317603 has 8 divisors (see below), whose sum is σ = 123824640. Its totient is φ = 77390280.

The previous prime is 99317599. The next prime is 99317633. The reversal of 99317603 is 30671399.

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

It is not a de Polignac number, because 99317603 - 2² = 99317599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99317633) 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, 644843 + ... + 644996.

It is an arithmetic number, because the mean of its divisors is an integer number (15478080).

Almost surely, 2^99317603 is an apocalyptic number.

99317603 is a deficient number, since it is larger than the sum of its proper divisors (24507037).

99317603 is a wasteful number, since it uses less digits than its factorization.

99317603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1289857.

The product of its (nonzero) digits is 30618, while the sum is 38.

The square root of 99317603 is about 9965.8217423351. The cubic root of 99317603 is about 463.1006705293.

The spelling of 99317603 in words is "ninety-nine million, three hundred seventeen thousand, six hundred three".