104400305 has 8 divisors (see below), whose sum is σ = 126790272. Its totient is φ = 82513648.

The previous prime is 104400287. The next prime is 104400337. The reversal of 104400305 is 503004401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 104400305 - 2¹⁸ = 104138161 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125369 + ... + 126198.

It is an arithmetic number, because the mean of its divisors is an integer number (15848784).

Almost surely, 2^104400305 is an apocalyptic number.

It is an amenable number.

104400305 is a deficient number, since it is larger than the sum of its proper divisors (22389967).

104400305 is an equidigital number, since it uses as much as digits as its factorization.

104400305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251655.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 104400305 is about 10217.6467447255. The cubic root of 104400305 is about 470.8695311055.

Adding to 104400305 its reverse (503004401), we get a palindrome (607404706).

The spelling of 104400305 in words is "one hundred four million, four hundred thousand, three hundred five".