116187 has 4 divisors (see below), whose sum is σ = 154920. Its totient is φ = 77456.

The previous prime is 116177. The next prime is 116189. The reversal of 116187 is 781611.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 116187 - 2⁸ = 115931 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (116189) 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, 19362 + ... + 19367.

It is an arithmetic number, because the mean of its divisors is an integer number (38730).

2¹¹⁶¹⁸⁷ is an apocalyptic number.

116187 is a deficient number, since it is larger than the sum of its proper divisors (38733).

116187 is an equidigital number, since it uses as much as digits as its factorization.

116187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38732.

The product of its digits is 336, while the sum is 24.

The square root of 116187 is about 340.8621422217. The cubic root of 116187 is about 48.7961824031.

Adding to 116187 its reverse (781611), we get a palindrome (897798).

It can be divided in two parts, 116 and 187, that added together give a palindrome (303).

The spelling of 116187 in words is "one hundred sixteen thousand, one hundred eighty-seven".