1100116660 has 12 divisors (see below), whose sum is σ = 2310245028. Its totient is φ = 440046656.

The previous prime is 1100116651. The next prime is 1100116709. The reversal of 1100116660 is 666110011.

It can be written as a sum of positive squares in 2 ways, for example, as 457189924 + 642926736 = 21382^2 + 25356^2 .

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 3 ways as a sum of consecutive naturals, for example, 27502897 + ... + 27502936.

It is an arithmetic number, because the mean of its divisors is an integer number (192520419).

Almost surely, 2^1100116660 is an apocalyptic number.

1100116660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1100116660 is an abundant number, since it is smaller than the sum of its proper divisors (1210128368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1100116660 is a wasteful number, since it uses less digits than its factorization.

1100116660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55005842 (or 55005840 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 1100116660 is about 33168.0065725994. The cubic root of 1100116660 is about 1032.3166068325.

Adding to 1100116660 its reverse (666110011), we get a palindrome (1766226671).

The spelling of 1100116660 in words is "one billion, one hundred million, one hundred sixteen thousand, six hundred sixty".