1130216 has 8 divisors (see below), whose sum is σ = 2119170.
Its totient is φ = 565104.
The previous prime is 1130191. The next prime is 1130237. The reversal of 1130216 is 6120311.
It can be written as a sum of positive squares in only one way, i.e., 1094116 + 36100 = 1046^2 + 190^2
It is a tau number, because it is divible by the number of its divisors (8).
It is an Ulam number.
It is a self number, because there is not a number n which added to its sum of digits gives 1130216.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70631 + ... + 70646.
21130216 is an apocalyptic number.
It is an amenable number.
1130216 is a deficient number, since it is larger than the sum of its proper divisors (988954).
1130216 is a wasteful number, since it uses less digits than its factorization.
1130216 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 141283 (or 141279 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 14.
The square root of 1130216 is about 1063.1161742726.
The cubic root of 1130216 is about 104.1646799266.
Adding to 1130216 its reverse (6120311), we get a palindrome (7250527).
The spelling of 1130216 in words is "one million, one hundred thirty thousand, two hundred sixteen".