1166255066 has 16 divisors (see below), whose sum is σ = 1827520704. Its totient is φ = 557139264.

The previous prime is 1166255053. The next prime is 1166255071. The reversal of 1166255066 is 6605526611.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27746 + ... + 55698.

It is an arithmetic number, because the mean of its divisors is an integer number (114220044).

Almost surely, 2^1166255066 is an apocalyptic number.

1166255066 is a deficient number, since it is larger than the sum of its proper divisors (661265638).

1166255066 is a wasteful number, since it uses less digits than its factorization.

1166255066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28885.

The product of its (nonzero) digits is 64800, while the sum is 38.

The square root of 1166255066 is about 34150.4768048705. The cubic root of 1166255066 is about 1052.6027841989.

The spelling of 1166255066 in words is "one billion, one hundred sixty-six million, two hundred fifty-five thousand, sixty-six".