1166933817 has 16 divisors (see below), whose sum is σ = 1975761280. Its totient is φ = 666819216.

The previous prime is 1166933797. The next prime is 1166933863. The reversal of 1166933817 is 7183396611.

It is not a de Polignac number, because 1166933817 - 2⁶ = 1166933753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1166933897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3086938 + ... + 3087315.

It is an arithmetic number, because the mean of its divisors is an integer number (123485080).

Almost surely, 2^1166933817 is an apocalyptic number.

It is an amenable number.

1166933817 is a deficient number, since it is larger than the sum of its proper divisors (808827463).

1166933817 is an equidigital number, since it uses as much as digits as its factorization.

1166933817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6174269 (or 6174263 counting only the distinct ones).

The product of its digits is 163296, while the sum is 45.

The square root of 1166933817 is about 34160.4130097983. The cubic root of 1166933817 is about 1052.8069466946.

The spelling of 1166933817 in words is "one billion, one hundred sixty-six million, nine hundred thirty-three thousand, eight hundred seventeen".