104399999 has 8 divisors (see below), whose sum is σ = 113976192. Its totient is φ = 94838040.

The previous prime is 104399993. The next prime is 104400011. The reversal of 104399999 is 999993401.

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

It is not a de Polignac number, because 104399999 - 2¹² = 104395903 is a prime.

104399999 is a modest number, since divided by 99999 gives 1043 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 104399999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104399993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16952 + ... + 22274.

It is an arithmetic number, because the mean of its divisors is an integer number (14247024).

Almost surely, 2^104399999 is an apocalyptic number.

104399999 is a deficient number, since it is larger than the sum of its proper divisors (9576193).

104399999 is a wasteful number, since it uses less digits than its factorization.

104399999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7117.

The product of its (nonzero) digits is 708588, while the sum is 53.

The square root of 104399999 is about 10217.6317706208. The cubic root of 104399999 is about 470.8690710615.

The spelling of 104399999 in words is "one hundred four million, three hundred ninety-nine thousand, nine hundred ninety-nine".