104388069 has 4 divisors (see below), whose sum is σ = 139184096. Its totient is φ = 69592044.

The previous prime is 104388049. The next prime is 104388079. The reversal of 104388069 is 960883401.

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.

It is not a de Polignac number, because 104388069 - 2⁹ = 104387557 is a prime.

It is a super-2 number, since 2×104388069² = 21793737899097522, 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 (104388049) 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, 17398009 + ... + 17398014.

It is an arithmetic number, because the mean of its divisors is an integer number (34796024).

Almost surely, 2^104388069 is an apocalyptic number.

It is an amenable number.

104388069 is a deficient number, since it is larger than the sum of its proper divisors (34796027).

104388069 is an equidigital number, since it uses as much as digits as its factorization.

104388069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34796026.

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 104388069 is about 10217.0479591710. The cubic root of 104388069 is about 470.8511346564.

The spelling of 104388069 in words is "one hundred four million, three hundred eighty-eight thousand, sixty-nine".