It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a congruent number.
It is an unprimeable number.
21130205 is an apocalyptic number.
1130205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1130205 is an equidigital number, since it uses as much as digits as its factorization.
1130205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 75355.
The square root of 1130205 is about 1063.1110007897. Note that the first 3 decimals coincide. The cubic root of 1130205 is about 104.1643419926.
Adding to 1130205 its reverse (5020311), we get a palindrome (6150516).
The spelling of 1130205 in words is "one million, one hundred thirty thousand, two hundred five".