134089989 has 16 divisors (see below), whose sum is σ = 195545664. Its totient is φ = 81056000.

The previous prime is 134089979. The next prime is 134090003. The reversal of 134089989 is 989980431.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 134089989 - 2⁵ = 134089957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134089909) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8167 + ... + 18299.

It is an arithmetic number, because the mean of its divisors is an integer number (12221604).

Almost surely, 2^134089989 is an apocalyptic number.

It is an amenable number.

134089989 is a deficient number, since it is larger than the sum of its proper divisors (61455675).

134089989 is a wasteful number, since it uses less digits than its factorization.

134089989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10548.

The product of its (nonzero) digits is 559872, while the sum is 51.

The square root of 134089989 is about 11579.7231832199. The cubic root of 134089989 is about 511.8375199054.

The spelling of 134089989 in words is "one hundred thirty-four million, eighty-nine thousand, nine hundred eighty-nine".