13303042003 has 4 divisors (see below), whose sum is σ = 13304484648. Its totient is φ = 13301599360.

The previous prime is 13303041971. The next prime is 13303042043. The reversal of 13303042003 is 30024030331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13303042003 - 2⁵ = 13303041971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13303042043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 707401 + ... + 725962.

It is an arithmetic number, because the mean of its divisors is an integer number (3326121162).

Almost surely, 2^13303042003 is an apocalyptic number.

13303042003 is a deficient number, since it is larger than the sum of its proper divisors (1442645).

13303042003 is an equidigital number, since it uses as much as digits as its factorization.

13303042003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1442644.

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 13303042003 its reverse (30024030331), we get a palindrome (43327072334).

The spelling of 13303042003 in words is "thirteen billion, three hundred three million, forty-two thousand, three".