9009000003 has 4 divisors (see below), whose sum is σ = 12012000008. Its totient is φ = 6006000000.

The previous prime is 9009000001. The next prime is 9009000023. The reversal of 9009000003 is 3000009009.

9009000003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 9009000003 - 2¹ = 9009000001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9009000001) 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 3 ways as a sum of consecutive naturals, for example, 1501499998 + ... + 1501500003.

It is an arithmetic number, because the mean of its divisors is an integer number (3003000002).

Almost surely, 2^9009000003 is an apocalyptic number.

9009000003 is a deficient number, since it is larger than the sum of its proper divisors (3003000005).

9009000003 is a wasteful number, since it uses less digits than its factorization.

9009000003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3003000004.

The product of its (nonzero) digits is 243, while the sum is 21.

The square root of 9009000003 is about 94915.7521331417. The cubic root of 9009000003 is about 2080.7769535651.

The spelling of 9009000003 in words is "nine billion, nine million, three", and thus it is an aban number and an uban number.