320104103 has 4 divisors (see below), whose sum is σ = 349204488. Its totient is φ = 291003720.

The previous prime is 320104093. The next prime is 320104151. The reversal of 320104103 is 301401023.

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

It is a cyclic number.

It is not a de Polignac number, because 320104103 - 2¹⁰ = 320103079 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 (320104193) 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, 14550176 + ... + 14550197.

It is an arithmetic number, because the mean of its divisors is an integer number (87301122).

Almost surely, 2^320104103 is an apocalyptic number.

320104103 is a deficient number, since it is larger than the sum of its proper divisors (29100385).

320104103 is a wasteful number, since it uses less digits than its factorization.

320104103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29100384.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 320104103 is about 17891.4533506923. The cubic root of 320104103 is about 684.0645429730.

Adding to 320104103 its reverse (301401023), we get a palindrome (621505126).

The spelling of 320104103 in words is "three hundred twenty million, one hundred four thousand, one hundred three".