1003505012 has 48 divisors (see below), whose sum is σ = 1842733200. Its totient is φ = 477757440.

The previous prime is 1003504979. The next prime is 1003505039. The reversal of 1003505012 is 2105053001.

1003505012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 40271716 + 963233296 = 6346^2 + 31036^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1304564 + ... + 1305332.

It is an arithmetic number, because the mean of its divisors is an integer number (38390275).

Almost surely, 2^1003505012 is an apocalyptic number.

It is an amenable number.

1003505012 is a deficient number, since it is larger than the sum of its proper divisors (839228188).

1003505012 is a wasteful number, since it uses less digits than its factorization.

1003505012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 996 (or 994 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 1003505012 is about 31678.1472311750. The cubic root of 1003505012 is about 1001.1669749730.

Adding to 1003505012 its reverse (2105053001), we get a palindrome (3108558013).

The spelling of 1003505012 in words is "one billion, three million, five hundred five thousand, twelve".