104119989 has 4 divisors (see below), whose sum is σ = 138826656. Its totient is φ = 69413324.

The previous prime is 104119969. The next prime is 104120039. The reversal of 104119989 is 989911401.

It is a happy number.

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: 989911401 = 3 ⋅329970467.

It is a cyclic number.

It is not a de Polignac number, because 104119989 - 2⁸ = 104119733 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 104119989.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104119909) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17353329 + ... + 17353334.

It is an arithmetic number, because the mean of its divisors is an integer number (34706664).

Almost surely, 2^104119989 is an apocalyptic number.

It is an amenable number.

104119989 is a deficient number, since it is larger than the sum of its proper divisors (34706667).

104119989 is an equidigital number, since it uses as much as digits as its factorization.

104119989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34706666.

The product of its (nonzero) digits is 23328, while the sum is 42.

The square root of 104119989 is about 10203.9202760508. The cubic root of 104119989 is about 470.4477233545.

The spelling of 104119989 in words is "one hundred four million, one hundred nineteen thousand, nine hundred eighty-nine".