9988312603 has 16 divisors (see below), whose sum is σ = 10497211200. Its totient is φ = 9485791744.

The previous prime is 9988312573. The next prime is 9988312613. The reversal of 9988312603 is 3062138899.

9988312603 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9988312603 - 2⁵ = 9988312571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9988312613) 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 in 15 ways as a sum of consecutive naturals, for example, 4172775 + ... + 4175167.

It is an arithmetic number, because the mean of its divisors is an integer number (656075700).

Almost surely, 2^9988312603 is an apocalyptic number.

9988312603 is a deficient number, since it is larger than the sum of its proper divisors (508898597).

9988312603 is a wasteful number, since it uses less digits than its factorization.

9988312603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3638.

The product of its (nonzero) digits is 559872, while the sum is 49.

The square root of 9988312603 is about 99941.5459306089. The cubic root of 9988312603 is about 2153.5950383844.

The spelling of 9988312603 in words is "nine billion, nine hundred eighty-eight million, three hundred twelve thousand, six hundred three".