1003280904 has 48 divisors (see below), whose sum is σ = 2817862320. Its totient is φ = 334426320.

The previous prime is 1003280893. The next prime is 1003280909. The reversal of 1003280904 is 4090823001.

1003280904 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1003280909) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 256102 + ... + 259989.

It is an arithmetic number, because the mean of its divisors is an integer number (58705465).

Almost surely, 2^1003280904 is an apocalyptic number.

It is an amenable number.

1003280904 is an abundant number, since it is smaller than the sum of its proper divisors (1814581416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1003280904 is an equidigital number, since it uses as much as digits as its factorization.

1003280904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516112 (or 516096 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 1003280904 is about 31674.6097687091. The cubic root of 1003280904 is about 1001.0924408052.

The spelling of 1003280904 in words is "one billion, three million, two hundred eighty thousand, nine hundred four".