113198 has 4 divisors (see below), whose sum is σ = 169800. Its totient is φ = 56598.

The previous prime is 113189. The next prime is 113209. The reversal of 113198 is 891311.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28298 + ... + 28301.

It is an arithmetic number, because the mean of its divisors is an integer number (42450).

2¹¹³¹⁹⁸ is an apocalyptic number.

113198 is a deficient number, since it is larger than the sum of its proper divisors (56602).

113198 is an equidigital number, since it uses as much as digits as its factorization.

113198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56601.

The product of its digits is 216, while the sum is 23.

The square root of 113198 is about 336.4491046206. The cubic root of 113198 is about 48.3741022119.

The spelling of 113198 in words is "one hundred thirteen thousand, one hundred ninety-eight".