1165000166 has 16 divisors (see below), whose sum is σ = 1907642880. Its totient is φ = 529190280.

The previous prime is 1165000153. The next prime is 1165000169. The reversal of 1165000166 is 6610005611.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1165000169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17315 + ... + 51281.

It is an arithmetic number, because the mean of its divisors is an integer number (119227680).

Almost surely, 2^1165000166 is an apocalyptic number.

1165000166 is a deficient number, since it is larger than the sum of its proper divisors (742642714).

1165000166 is a wasteful number, since it uses less digits than its factorization.

1165000166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35539.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 1165000166 is about 34132.0987634807. The cubic root of 1165000166 is about 1052.2251123024.

Adding to 1165000166 its reverse (6610005611), we get a palindrome (7775005777).

Subtracting 1165000166 from its reverse (6610005611), we obtain a palindrome (5445005445).

The spelling of 1165000166 in words is "one billion, one hundred sixty-five million, one hundred sixty-six", and thus it is an aban number.