1003340423 has 4 divisors (see below), whose sum is σ = 1003403808. Its totient is φ = 1003277040.

The previous prime is 1003340413. The next prime is 1003340441. The reversal of 1003340423 is 3240433001.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1003340423 - 2⁸ = 1003340167 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1003340395 and 1003340404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003340413) 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 3 ways as a sum of consecutive naturals, for example, 14315 + ... + 47027.

It is an arithmetic number, because the mean of its divisors is an integer number (250850952).

Almost surely, 2^1003340423 is an apocalyptic number.

1003340423 is a deficient number, since it is larger than the sum of its proper divisors (63385).

1003340423 is an equidigital number, since it uses as much as digits as its factorization.

1003340423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63384.

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

The square root of 1003340423 is about 31675.5492927905. The cubic root of 1003340423 is about 1001.1122368040.

Adding to 1003340423 its reverse (3240433001), we get a palindrome (4243773424).

The spelling of 1003340423 in words is "one billion, three million, three hundred forty thousand, four hundred twenty-three".