It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.
It is a congruent number.
2135000 is an apocalyptic number.
135000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 135000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (234300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
135000 is an equidigital number, since it uses as much as digits as its factorization.
135000 is an evil number, because the sum of its binary digits is even.
The square root of 135000 is about 367.4234614175. The cubic root of 135000 is about 51.2992784003.
Adding to 135000 its reverse (531), we get a palindrome (135531).
The spelling of 135000 in words is "one hundred thirty-five thousand".