116138 has 8 divisors (see below), whose sum is σ = 190080. Its totient is φ = 52780.

The previous prime is 116131. The next prime is 116141. The reversal of 116138 is 831611.

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

It is not an unprimeable number, because it can be changed into a prime (116131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2618 + ... + 2661.

It is an arithmetic number, because the mean of its divisors is an integer number (23760).

2¹¹⁶¹³⁸ is an apocalyptic number.

116138 is a deficient number, since it is larger than the sum of its proper divisors (73942).

116138 is a wasteful number, since it uses less digits than its factorization.

116138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5292.

The product of its digits is 144, while the sum is 20.

The square root of 116138 is about 340.7902580767. The cubic root of 116138 is about 48.7893217700.

Adding to 116138 its reverse (831611), we get a palindrome (947749).

The spelling of 116138 in words is "one hundred sixteen thousand, one hundred thirty-eight".