Adding to 125120 its reverse (21521), we get a palindrome (146641).
It is an unprimeable number.
2125120 is an apocalyptic number.
125120 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 125120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
125120 is a wasteful number, since it uses less digits than its factorization.
125120 is an odious number, because the sum of its binary digits is odd.
The square root of 125120 is about 353.7230555109. The cubic root of 125120 is about 50.0159948827.
The spelling of 125120 in words is "one hundred twenty-five thousand, one hundred twenty".