304103 has 4 divisors (see below), whose sum is σ = 312360. Its totient is φ = 295848.

The previous prime is 304099. The next prime is 304127. The reversal of 304103 is 301403.

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 304103 - 2² = 304099 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 (304153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4073 + ... + 4146.

It is an arithmetic number, because the mean of its divisors is an integer number (78090).

2³⁰⁴¹⁰³ is an apocalyptic number.

304103 is a deficient number, since it is larger than the sum of its proper divisors (8257).

304103 is an equidigital number, since it uses as much as digits as its factorization.

304103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8256.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 304103 is about 551.4553472404. The cubic root of 304103 is about 67.2471012142.

Adding to 304103 its reverse (301403), we get a palindrome (605506).

The spelling of 304103 in words is "three hundred four thousand, one hundred three", and thus it is an iban number.