1166000500 has 96 divisors (see below), whose sum is σ = 2947875840. Its totient is φ = 394617600.

The previous prime is 1166000491. The next prime is 1166000503. The reversal of 1166000500 is 50006611.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1166000503) 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 31 ways as a sum of consecutive naturals, for example, 274392 + ... + 278608.

It is an arithmetic number, because the mean of its divisors is an integer number (30707040).

Almost surely, 2^1166000500 is an apocalyptic number.

1166000500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1166000500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1473937920).

1166000500 is an abundant number, since it is smaller than the sum of its proper divisors (1781875340).

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

1166000500 is a wasteful number, since it uses less digits than its factorization.

1166000500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4322 (or 4310 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 1166000500 is about 34146.7494792696. The cubic root of 1166000500 is about 1052.5261924976.

The spelling of 1166000500 in words is "one billion, one hundred sixty-six million, five hundred", and thus it is an aban number.