1112065666 has 16 divisors (see below), whose sum is σ = 1722970368. Its totient is φ = 537764400.

The previous prime is 1112065627. The next prime is 1112065667. The reversal of 1112065666 is 6665602111.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1112065667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117781 + ... + 126871.

It is an arithmetic number, because the mean of its divisors is an integer number (107685648).

Almost surely, 2^1112065666 is an apocalyptic number.

1112065666 is a deficient number, since it is larger than the sum of its proper divisors (610904702).

1112065666 is a wasteful number, since it uses less digits than its factorization.

1112065666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11097.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 1112065666 is about 33347.6485827712. The cubic root of 1112065666 is about 1036.0406861528.

Adding to 1112065666 its reverse (6665602111), we get a palindrome (7777667777).

The spelling of 1112065666 in words is "one billion, one hundred twelve million, sixty-five thousand, six hundred sixty-six".