104535989 has 8 divisors (see below), whose sum is σ = 112030080. Its totient is φ = 97287696.

The previous prime is 104535983. The next prime is 104536001. The reversal of 104535989 is 989535401.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 104535989 - 2⁴ = 104535973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104535983) 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, 60569 + ... + 62270.

It is an arithmetic number, because the mean of its divisors is an integer number (14003760).

Almost surely, 2^104535989 is an apocalyptic number.

It is an amenable number.

104535989 is a deficient number, since it is larger than the sum of its proper divisors (7494091).

104535989 is a wasteful number, since it uses less digits than its factorization.

104535989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122899.

The product of its (nonzero) digits is 194400, while the sum is 44.

The square root of 104535989 is about 10224.2842781292. The cubic root of 104535989 is about 471.0734315425.

The spelling of 104535989 in words is "one hundred four million, five hundred thirty-five thousand, nine hundred eighty-nine".