1003430013 has 4 divisors (see below), whose sum is σ = 1337906688. Its totient is φ = 668953340.

The previous prime is 1003430011. The next prime is 1003430027. The reversal of 1003430013 is 3100343001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1003430013 - 2¹ = 1003430011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1003429974 and 1003430001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003430011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167238333 + ... + 167238338.

It is an arithmetic number, because the mean of its divisors is an integer number (334476672).

Almost surely, 2^1003430013 is an apocalyptic number.

It is an amenable number.

1003430013 is a deficient number, since it is larger than the sum of its proper divisors (334476675).

1003430013 is an equidigital number, since it uses as much as digits as its factorization.

1003430013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334476674.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 1003430013 is about 31676.9634434868. The cubic root of 1003430013 is about 1001.1420329310.

Adding to 1003430013 its reverse (3100343001), we get a palindrome (4103773014).

The spelling of 1003430013 in words is "one billion, three million, four hundred thirty thousand, thirteen".