1003000109 has 4 divisors (see below), whose sum is σ = 1003064160. Its totient is φ = 1002936060.

The previous prime is 1003000099. The next prime is 1003000111. The reversal of 1003000109 is 9010003001.

1003000109 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, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1003000109 - 2⁴ = 1003000093 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1003000093 and 1003000102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003000129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8882 + ... + 45660.

It is an arithmetic number, because the mean of its divisors is an integer number (250766040).

Almost surely, 2^1003000109 is an apocalyptic number.

It is an amenable number.

1003000109 is a deficient number, since it is larger than the sum of its proper divisors (64051).

1003000109 is an equidigital number, since it uses as much as digits as its factorization.

1003000109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64050.

The product of its (nonzero) digits is 27, while the sum is 14.

The square root of 1003000109 is about 31670.1769650881. The cubic root of 1003000109 is about 1000.9990379242. Note that the first 3 decimals are identical.

The spelling of 1003000109 in words is "one billion, three million, one hundred nine", and thus it is an aban number.