104338993 has 4 divisors (see below), whose sum is σ = 113824368. Its totient is φ = 94853620.

The previous prime is 104338981. The next prime is 104339029. The reversal of 104338993 is 399833401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 399833401 = 11 ⋅36348491.

It is a cyclic number.

It is not a de Polignac number, because 104338993 - 2²⁵ = 70784561 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104338933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4742671 + ... + 4742692.

It is an arithmetic number, because the mean of its divisors is an integer number (28456092).

Almost surely, 2^104338993 is an apocalyptic number.

It is an amenable number.

104338993 is a deficient number, since it is larger than the sum of its proper divisors (9485375).

104338993 is an equidigital number, since it uses as much as digits as its factorization.

104338993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9485374.

The product of its (nonzero) digits is 69984, while the sum is 40.

The square root of 104338993 is about 10214.6460046347. The cubic root of 104338993 is about 470.7773359531. Note that the first 3 decimals are identical.

The spelling of 104338993 in words is "one hundred four million, three hundred thirty-eight thousand, nine hundred ninety-three".