104429089 has 4 divisors (see below), whose sum is σ = 104464660. Its totient is φ = 104393520.

The previous prime is 104429077. The next prime is 104429093. The reversal of 104429089 is 980924401.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 19936225 + 84492864 = 4465^2 + 9192^2 .

It is a cyclic number.

It is not a de Polignac number, because 104429089 - 2⁵ = 104429057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104429099) 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, 12942 + ... + 19399.

It is an arithmetic number, because the mean of its divisors is an integer number (26116165).

Almost surely, 2^104429089 is an apocalyptic number.

It is an amenable number.

104429089 is a deficient number, since it is larger than the sum of its proper divisors (35571).

104429089 is an equidigital number, since it uses as much as digits as its factorization.

104429089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35570.

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 104429089 is about 10219.0551911613. The cubic root of 104429089 is about 470.9128012958.

The spelling of 104429089 in words is "one hundred four million, four hundred twenty-nine thousand, eighty-nine".