304400103 has 12 divisors (see below), whose sum is σ = 472131000. Its totient is φ = 173942832.

The previous prime is 304400099. The next prime is 304400141. The reversal of 304400103 is 301004403.

It is not a de Polignac number, because 304400103 - 2² = 304400099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304400143) 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, 1035228 + ... + 1035521.

It is an arithmetic number, because the mean of its divisors is an integer number (39344250).

Almost surely, 2^304400103 is an apocalyptic number.

304400103 is a deficient number, since it is larger than the sum of its proper divisors (167730897).

304400103 is a wasteful number, since it uses less digits than its factorization.

304400103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2070766 (or 2070759 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 304400103 is about 17447.0657418375. The cubic root of 304400103 is about 672.6899381039.

Adding to 304400103 its reverse (301004403), we get a palindrome (605404506).

The spelling of 304400103 in words is "three hundred four million, four hundred thousand, one hundred three".