2003340443 has 8 divisors (see below), whose sum is σ = 2165841888. Its totient is φ = 1842038784.

The previous prime is 2003340433. The next prime is 2003340463. The reversal of 2003340443 is 3440433002.

It is a happy number.

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 2003340443 - 2²² = 1999146139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2003340433) 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 7 ways as a sum of consecutive naturals, for example, 296471 + ... + 303152.

It is an arithmetic number, because the mean of its divisors is an integer number (270730236).

Almost surely, 2^2003340443 is an apocalyptic number.

2003340443 is a deficient number, since it is larger than the sum of its proper divisors (162501445).

2003340443 is a wasteful number, since it uses less digits than its factorization.

2003340443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 599893.

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 2003340443 is about 44758.6912565593. The cubic root of 2003340443 is about 1260.6221088070.

Adding to 2003340443 its reverse (3440433002), we get a palindrome (5443773445).

The spelling of 2003340443 in words is "two billion, three million, three hundred forty thousand, four hundred forty-three".