Adding to 15120 its reverse (2151), we get a palindrome (17271).
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (80).
It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.
15120 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
15120 is a highly composite number, because it has more divisors than any smaller number.
15120 is a superabundant number, because it has a larger abundancy index than any smaller number.
215120 is an apocalyptic number.
15120 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 15120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15120 is a wasteful number, since it uses less digits than its factorization.
15120 is an evil number, because the sum of its binary digits is even.
The square root of 15120 is about 122.9634091915. The cubic root of 15120 is about 24.7277117989.
The spelling of 15120 in words is "fifteen thousand, one hundred twenty".