134089 has 2 divisors, whose sum is σ = 134090. Its totient is φ = 134088.

The previous prime is 134087. The next prime is 134093. The reversal of 134089 is 980431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 129600 + 4489 = 360^2 + 67^2 .

It is an emirp because it is prime and its reverse (980431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 134089 - 2¹ = 134087 is a prime.

Together with 134087, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (134081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67044 + 67045.

It is an arithmetic number, because the mean of its divisors is an integer number (67045).

2¹³⁴⁰⁸⁹ is an apocalyptic number.

It is an amenable number.

134089 is a deficient number, since it is larger than the sum of its proper divisors (1).

134089 is an equidigital number, since it uses as much as digits as its factorization.

134089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 134089 is about 366.1816489121. The cubic root of 134089 is about 51.1836261525.

Subtracting from 134089 its product of nonzero digits (864), we obtain a square (133225 = 365²).

The spelling of 134089 in words is "one hundred thirty-four thousand, eighty-nine".