1116163228 has 24 divisors (see below), whose sum is σ = 2039869440. Its totient is φ = 533382960.

The previous prime is 1116163193. The next prime is 1116163231. The reversal of 1116163228 is 8223616111.

It is a self number, because there is not a number n which added to its sum of digits gives 1116163228.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128173 + ... + 136603.

It is an arithmetic number, because the mean of its divisors is an integer number (84994560).

Almost surely, 2^1116163228 is an apocalyptic number.

It is an amenable number.

1116163228 is a deficient number, since it is larger than the sum of its proper divisors (923706212).

1116163228 is a wasteful number, since it uses less digits than its factorization.

1116163228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9897 (or 9895 counting only the distinct ones).

The product of its digits is 3456, while the sum is 31.

The square root of 1116163228 is about 33409.0291388421. The cubic root of 1116163228 is about 1037.3116055660.

Adding to 1116163228 its reverse (8223616111), we get a palindrome (9339779339).

The spelling of 1116163228 in words is "one billion, one hundred sixteen million, one hundred sixty-three thousand, two hundred twenty-eight".