12403401003 has 48 divisors (see below), whose sum is σ = 20934650880. Its totient is φ = 6929048448.

The previous prime is 12403400987. The next prime is 12403401013. The reversal of 12403401003 is 30010430421.

12403401003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12403401003 - 2⁴ = 12403400987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12403401013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3512943 + ... + 3516471.

It is an arithmetic number, because the mean of its divisors is an integer number (436138560).

Almost surely, 2^12403401003 is an apocalyptic number.

12403401003 is a deficient number, since it is larger than the sum of its proper divisors (8531249877).

12403401003 is a wasteful number, since it uses less digits than its factorization.

12403401003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4776 (or 4773 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 12403401003 its reverse (30010430421), we get a palindrome (42413831424).

The spelling of 12403401003 in words is "twelve billion, four hundred three million, four hundred one thousand, three".