1003000002 has 16 divisors (see below), whose sum is σ = 2011297440. Its totient is φ = 333450432.

The previous prime is 1003000001. The next prime is 1003000021. The reversal of 1003000002 is 2000003001.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is not an unprimeable number, because it can be changed into a prime (1003000001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 218263 + ... + 222810.

It is an arithmetic number, because the mean of its divisors is an integer number (125706090).

Almost surely, 2^1003000002 is an apocalyptic number.

1003000002 is an abundant number, since it is smaller than the sum of its proper divisors (1008297438).

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

1003000002 is a wasteful number, since it uses less digits than its factorization.

1003000002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441457.

The product of its (nonzero) digits is 6, while the sum is 6.

The square root of 1003000002 is about 31670.1752758017. The cubic root of 1003000002 is about 1000.9990023287. Note that the first 3 decimals are identical.

Adding to 1003000002 its reverse (2000003001), we get a palindrome (3003003003).

Subtracting 1003000002 from its reverse (2000003001), we obtain a cube (997002999 = 999³).

The spelling of 1003000002 in words is "one billion, three million, two", and thus it is an aban number and an uban number.