135089 has 2 divisors, whose sum is σ = 135090. Its totient is φ = 135088.

The previous prime is 135077. The next prime is 135101. The reversal of 135089 is 980531.

135089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (135077) and next prime (135101).

It can be written as a sum of positive squares in only one way, i.e., 134689 + 400 = 367^2 + 20^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135089 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (135019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67544 + 67545.

It is an arithmetic number, because the mean of its divisors is an integer number (67545).

2¹³⁵⁰⁸⁹ is an apocalyptic number.

It is an amenable number.

135089 is a deficient number, since it is larger than the sum of its proper divisors (1).

135089 is an equidigital number, since it uses as much as digits as its factorization.

135089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 135089 is about 367.5445551222. The cubic root of 135089 is about 51.3105490987.

The spelling of 135089 in words is "one hundred thirty-five thousand, eighty-nine".