320003413 has 4 divisors (see below), whose sum is σ = 320434848. Its totient is φ = 319571980.

The previous prime is 320003407. The next prime is 320003441. The reversal of 320003413 is 314300023.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 320003413 - 2⁹ = 320002901 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 (320003443) 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, 214603 + ... + 216088.

It is an arithmetic number, because the mean of its divisors is an integer number (80108712).

Almost surely, 2^320003413 is an apocalyptic number.

It is an amenable number.

320003413 is a deficient number, since it is larger than the sum of its proper divisors (431435).

320003413 is an equidigital number, since it uses as much as digits as its factorization.

320003413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 431434.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 320003413 is about 17888.6392159940. The cubic root of 320003413 is about 683.9928103903.

Adding to 320003413 its reverse (314300023), we get a palindrome (634303436).

The spelling of 320003413 in words is "three hundred twenty million, three thousand, four hundred thirteen".