423303013 has 12 divisors (see below), whose sum is σ = 495444000. Its totient is φ = 360598392.

The previous prime is 423302989. The next prime is 423303029. The reversal of 423303013 is 310303324.

It is not a de Polignac number, because 423303013 - 2¹⁷ = 423171941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423303113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18513 + ... + 34486.

It is an arithmetic number, because the mean of its divisors is an integer number (41287000).

Almost surely, 2^423303013 is an apocalyptic number.

It is an amenable number.

423303013 is a deficient number, since it is larger than the sum of its proper divisors (72140987).

423303013 is a wasteful number, since it uses less digits than its factorization.

423303013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53176 (or 53169 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 423303013 is about 20574.3289805524. The cubic root of 423303013 is about 750.8452769106.

Adding to 423303013 its reverse (310303324), we get a palindrome (733606337).

The spelling of 423303013 in words is "four hundred twenty-three million, three hundred three thousand, thirteen".