It is a congruent number.
It is an unprimeable number.
Almost surely, 2120659000 is an apocalyptic number.
120659000 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 120659000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176117760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120659000 is a wasteful number, since it uses less digits than its factorization.
120659000 is an evil number, because the sum of its binary digits is even.
The square root of 120659000 is about 10984.4890641304. The cubic root of 120659000 is about 494.1436747105.
The spelling of 120659000 in words is "one hundred twenty million, six hundred fifty-nine thousand".