134959 has 4 divisors (see below), whose sum is σ = 147240. Its totient is φ = 122680.

The previous prime is 134951. The next prime is 134989. The reversal of 134959 is 959431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 959431 = 11 ⋅87221.

It is a cyclic number.

It is not a de Polignac number, because 134959 - 2³ = 134951 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 134959.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134951) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6124 + ... + 6145.

It is an arithmetic number, because the mean of its divisors is an integer number (36810).

2¹³⁴⁹⁵⁹ is an apocalyptic number.

134959 is a deficient number, since it is larger than the sum of its proper divisors (12281).

134959 is a wasteful number, since it uses less digits than its factorization.

134959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12280.

The product of its digits is 4860, while the sum is 31.

The square root of 134959 is about 367.3676632476. The cubic root of 134959 is about 51.2940846142.

The spelling of 134959 in words is "one hundred thirty-four thousand, nine hundred fifty-nine".