103198 has 4 divisors (see below), whose sum is σ = 154800. Its totient is φ = 51598.

The previous prime is 103183. The next prime is 103217. The reversal of 103198 is 891301.

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

It is a congruent number.

It is an unprimeable number.

103198 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25798 + ... + 25801.

It is an arithmetic number, because the mean of its divisors is an integer number (38700).

2¹⁰³¹⁹⁸ is an apocalyptic number.

103198 is a deficient number, since it is larger than the sum of its proper divisors (51602).

103198 is an equidigital number, since it uses as much as digits as its factorization.

103198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51601.

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 103198 is about 321.2444552051. The cubic root of 103198 is about 46.9054989665.

Adding to 103198 its reverse (891301), we get a palindrome (994499).

The spelling of 103198 in words is "one hundred three thousand, one hundred ninety-eight".