12003430403 has 8 divisors (see below), whose sum is σ = 12167359680. Its totient is φ = 11839800960.

The previous prime is 12003430399. The next prime is 12003430433. The reversal of 12003430403 is 30403430021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12003430403 - 2² = 12003430399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12003430433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6251 + ... + 155067.

It is an arithmetic number, because the mean of its divisors is an integer number (1520919960).

Almost surely, 2^12003430403 is an apocalyptic number.

12003430403 is a deficient number, since it is larger than the sum of its proper divisors (163929277).

12003430403 is a wasteful number, since it uses less digits than its factorization.

12003430403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149917.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 12003430403 its reverse (30403430021), we get a palindrome (42406860424).

The spelling of 12003430403 in words is "twelve billion, three million, four hundred thirty thousand, four hundred three".