1304404103 has 4 divisors (see below), whose sum is σ = 1305471888. Its totient is φ = 1303336320.

The previous prime is 1304404099. The next prime is 1304404121. The reversal of 1304404103 is 3014044031.

It is a happy number.

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 1304404103 - 2² = 1304404099 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 (1304404163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 532058 + ... + 534503.

It is an arithmetic number, because the mean of its divisors is an integer number (326367972).

Almost surely, 2^1304404103 is an apocalyptic number.

1304404103 is a deficient number, since it is larger than the sum of its proper divisors (1067785).

1304404103 is a wasteful number, since it uses less digits than its factorization.

1304404103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1067784.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1304404103 is about 36116.5350359084. The cubic root of 1304404103 is about 1092.6239571555.

Adding to 1304404103 its reverse (3014044031), we get a palindrome (4318448134).

The spelling of 1304404103 in words is "one billion, three hundred four million, four hundred four thousand, one hundred three".