198097411 has 4 divisors (see below), whose sum is σ = 201835152. Its totient is φ = 194359672.

The previous prime is 198097373. The next prime is 198097451. The reversal of 198097411 is 114790891.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 114790891 = 449 ⋅255659.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-198097411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (198097451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1868791 + ... + 1868896.

It is an arithmetic number, because the mean of its divisors is an integer number (50458788).

Almost surely, 2^198097411 is an apocalyptic number.

198097411 is a deficient number, since it is larger than the sum of its proper divisors (3737741).

198097411 is an equidigital number, since it uses as much as digits as its factorization.

198097411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3737740.

The product of its (nonzero) digits is 18144, while the sum is 40.

The square root of 198097411 is about 14074.7082030144. The cubic root of 198097411 is about 582.9432347662.

The spelling of 198097411 in words is "one hundred ninety-eight million, ninety-seven thousand, four hundred eleven".