104404519 has 4 divisors (see below), whose sum is σ = 104467320. Its totient is φ = 104341720.

The previous prime is 104404513. The next prime is 104404523. The reversal of 104404519 is 915404401.

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 104404519 - 2⁹ = 104404007 is a prime.

It is a super-2 number, since 2×104404519² = 21800607175242722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104404513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28837 + ... + 32254.

It is an arithmetic number, because the mean of its divisors is an integer number (26116830).

Almost surely, 2^104404519 is an apocalyptic number.

104404519 is a deficient number, since it is larger than the sum of its proper divisors (62801).

104404519 is an equidigital number, since it uses as much as digits as its factorization.

104404519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62800.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 104404519 is about 10217.8529545106. The cubic root of 104404519 is about 470.8758663920.

The spelling of 104404519 in words is "one hundred four million, four hundred four thousand, five hundred nineteen".