1166046918 has 16 divisors (see below), whose sum is σ = 2332439616. Its totient is φ = 388624680.

The previous prime is 1166046911. The next prime is 1166046941. The reversal of 1166046918 is 8196406611.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1166046918.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1166046911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55605 + ... + 73647.

It is an arithmetic number, because the mean of its divisors is an integer number (145777476).

Almost surely, 2^1166046918 is an apocalyptic number.

1166046918 is an abundant number, since it is smaller than the sum of its proper divisors (1166392698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1166046918 is a wasteful number, since it uses less digits than its factorization.

1166046918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28819.

The product of its (nonzero) digits is 62208, while the sum is 42.

The square root of 1166046918 is about 34147.4291565266. The cubic root of 1166046918 is about 1052.5401591904.

The spelling of 1166046918 in words is "one billion, one hundred sixty-six million, forty-six thousand, nine hundred eighteen".