135258 has 8 divisors (see below), whose sum is σ = 270528. Its totient is φ = 45084.

The previous prime is 135257. The next prime is 135271. The reversal of 135258 is 852531.

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

135258 is an admirable number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 135258.

It is not an unprimeable number, because it can be changed into a prime (135257) 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, 11266 + ... + 11277.

It is an arithmetic number, because the mean of its divisors is an integer number (33816).

2¹³⁵²⁵⁸ is an apocalyptic number.

135258 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135258 is a wasteful number, since it uses less digits than its factorization.

135258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22548.

The product of its digits is 1200, while the sum is 24.

The square root of 135258 is about 367.7743873627. The cubic root of 135258 is about 51.3319371446.

Adding to 135258 its reverse (852531), we get a palindrome (987789).

It can be divided in two parts, 135 and 258, that added together give a palindrome (393).

The spelling of 135258 in words is "one hundred thirty-five thousand, two hundred fifty-eight".