2013303423 has 4 divisors (see below), whose sum is σ = 2684404568. Its totient is φ = 1342202280.

The previous prime is 2013303419. The next prime is 2013303437. The reversal of 2013303423 is 3243033102.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2013303423 - 2² = 2013303419 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2013303423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2013303493) 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, 335550568 + ... + 335550573.

It is an arithmetic number, because the mean of its divisors is an integer number (671101142).

Almost surely, 2^2013303423 is an apocalyptic number.

2013303423 is a deficient number, since it is larger than the sum of its proper divisors (671101145).

2013303423 is an equidigital number, since it uses as much as digits as its factorization.

2013303423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 671101144.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 2013303423 is about 44869.8498214558. The cubic root of 2013303423 is about 1262.7084225128.

Adding to 2013303423 its reverse (3243033102), we get a palindrome (5256336525).

The spelling of 2013303423 in words is "two billion, thirteen million, three hundred three thousand, four hundred twenty-three".