112018 has 4 divisors (see below), whose sum is σ = 168030. Its totient is φ = 56008.

The previous prime is 111997. The next prime is 112019. The reversal of 112018 is 810211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 810211 = 53 ⋅15287.

It can be written as a sum of positive squares in only one way, i.e., 69169 + 42849 = 263^2 + 207^2 .

It is a plaindrome in base 6.

It is a junction number, because it is equal to n+sod(n) for n = 111989 and 112007.

It is not an unprimeable number, because it can be changed into a prime (112019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28003 + ... + 28006.

2¹¹²⁰¹⁸ is an apocalyptic number.

112018 is a deficient number, since it is larger than the sum of its proper divisors (56012).

112018 is an equidigital number, since it uses as much as digits as its factorization.

112018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56011.

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 112018 is about 334.6909021769. The cubic root of 112018 is about 48.2054274405.

Adding to 112018 its reverse (810211), we get a palindrome (922229).

The spelling of 112018 in words is "one hundred twelve thousand, eighteen".