116666 has 8 divisors (see below), whose sum is σ = 190944. Its totient is φ = 53020.

The previous prime is 116663. The next prime is 116681. The reversal of 116666 is 666611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×116666² = 27221911112, which contains 22 as substring.

116666 is a modest number, since divided by 666 gives 116 as remainder.

It is a plaindrome in base 10.

It is a zygodrome in base 10.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 116666.

It is not an unprimeable number, because it can be changed into a prime (116663) 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, 2630 + ... + 2673.

It is an arithmetic number, because the mean of its divisors is an integer number (23868).

2¹¹⁶⁶⁶⁶ is an apocalyptic number.

116666 is a deficient number, since it is larger than the sum of its proper divisors (74278).

116666 is a wasteful number, since it uses less digits than its factorization.

116666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5316.

The product of its digits is 1296, while the sum is 26.

The square root of 116666 is about 341.5640496305. The cubic root of 116666 is about 48.8631472229.

Subtracting 116666 from its reverse (666611), we obtain a palindrome (549945).

It can be divided in two parts, 11666 and 6, that multiplied together give a palindrome (69996).

The spelling of 116666 in words is "one hundred sixteen thousand, six hundred sixty-six".