340003330403 has 16 divisors (see below), whose sum is σ = 373326105600. Its totient is φ = 307088772480.

The previous prime is 340003330399. The next prime is 340003330421. The reversal of 340003330403 is 304033300043.

It is a cyclic number.

It is not a de Polignac number, because 340003330403 - 2² = 340003330399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340003333403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 989018 + ... + 1287696.

It is an arithmetic number, because the mean of its divisors is an integer number (23332881600).

Almost surely, 2^340003330403 is an apocalyptic number.

340003330403 is a deficient number, since it is larger than the sum of its proper divisors (33322775197).

340003330403 is a wasteful number, since it uses less digits than its factorization.

340003330403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299362.

The product of its (nonzero) digits is 3888, while the sum is 23.

Adding to 340003330403 its reverse (304033300043), we get a palindrome (644036630446).

The spelling of 340003330403 in words is "three hundred forty billion, three million, three hundred thirty thousand, four hundred three".