1116065566 has 16 divisors (see below), whose sum is σ = 2087187840. Its totient is φ = 434830680.

The previous prime is 1116065557. The next prime is 1116065569. The reversal of 1116065566 is 6655606111.

It is a super-2 number, since 2×1116065566² = 2491204695221800712, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116065569) 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, 3623436 + ... + 3623743.

It is an arithmetic number, because the mean of its divisors is an integer number (130449240).

Almost surely, 2^1116065566 is an apocalyptic number.

1116065566 is a deficient number, since it is larger than the sum of its proper divisors (971122274).

1116065566 is a wasteful number, since it uses less digits than its factorization.

1116065566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7247199.

The product of its (nonzero) digits is 32400, while the sum is 37.

The square root of 1116065566 is about 33407.5674960031. The cubic root of 1116065566 is about 1037.2813504688.

The spelling of 1116065566 in words is "one billion, one hundred sixteen million, sixty-five thousand, five hundred sixty-six".