1166365064 has 16 divisors (see below), whose sum is σ = 2228198220. Its totient is φ = 572178880.

The previous prime is 1166365063. The next prime is 1166365091. The reversal of 1166365064 is 4605636611.

It can be written as a sum of positive squares in 2 ways, for example, as 1165676164 + 688900 = 34142^2 + 830^2 .

It is not an unprimeable number, because it can be changed into a prime (1166365063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1375007 + ... + 1375854.

Almost surely, 2^1166365064 is an apocalyptic number.

It is an amenable number.

1166365064 is a deficient number, since it is larger than the sum of its proper divisors (1061833156).

1166365064 is a wasteful number, since it uses less digits than its factorization.

1166365064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2750920 (or 2750916 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 1166365064 is about 34152.0872568574. The cubic root of 1166365064 is about 1052.6358760340.

The spelling of 1166365064 in words is "one billion, one hundred sixty-six million, three hundred sixty-five thousand, sixty-four".