112198 has 4 divisors (see below), whose sum is σ = 168300. Its totient is φ = 56098.

The previous prime is 112181. The next prime is 112199. The reversal of 112198 is 891211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 891211 = 409 ⋅2179.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28048 + ... + 28051.

It is an arithmetic number, because the mean of its divisors is an integer number (42075).

2¹¹²¹⁹⁸ is an apocalyptic number.

112198 is a deficient number, since it is larger than the sum of its proper divisors (56102).

112198 is an equidigital number, since it uses as much as digits as its factorization.

112198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56101.

The product of its digits is 144, while the sum is 22.

The square root of 112198 is about 334.9596990684. The cubic root of 112198 is about 48.2312338092.

It can be divided in two parts, 11 and 2198, that added together give a square (2209 = 47²).

The spelling of 112198 in words is "one hundred twelve thousand, one hundred ninety-eight".