12703003503 has 32 divisors (see below), whose sum is σ = 17668383936. Its totient is φ = 8111259648.

The previous prime is 12703003459. The next prime is 12703003507. The reversal of 12703003503 is 30530030721.

It is not a de Polignac number, because 12703003503 - 2¹⁰ = 12703002479 is a prime.

It is a super-2 number, since 2×12703003503² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12703003507) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2074975 + ... + 2081087.

It is an arithmetic number, because the mean of its divisors is an integer number (552136998).

Almost surely, 2^12703003503 is an apocalyptic number.

12703003503 is a deficient number, since it is larger than the sum of its proper divisors (4965380433).

12703003503 is a wasteful number, since it uses less digits than its factorization.

12703003503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6443.

The product of its (nonzero) digits is 1890, while the sum is 24.

The spelling of 12703003503 in words is "twelve billion, seven hundred three million, three thousand, five hundred three".