1102198 has 4 divisors (see below), whose sum is σ = 1653300. Its totient is φ = 551098.

The previous prime is 1102187. The next prime is 1102201. The reversal of 1102198 is 8912011.

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

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, 275548 + ... + 275551.

It is an arithmetic number, because the mean of its divisors is an integer number (413325).

2^1102198 is an apocalyptic number.

1102198 is a deficient number, since it is larger than the sum of its proper divisors (551102).

1102198 is an equidigital number, since it uses as much as digits as its factorization.

1102198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551101.

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

The square root of 1102198 is about 1049.8561806267. The cubic root of 1102198 is about 103.2967219126.

The spelling of 1102198 in words is "one million, one hundred two thousand, one hundred ninety-eight".