198241343 has 2 divisors, whose sum is σ = 198241344. Its totient is φ = 198241342.

The previous prime is 198241331. The next prime is 198241349. The reversal of 198241343 is 343142891.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 198241343 - 2⁴ = 198241327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (198241349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99120671 + 99120672.

It is an arithmetic number, because the mean of its divisors is an integer number (99120672).

Almost surely, 2^198241343 is an apocalyptic number.

198241343 is a deficient number, since it is larger than the sum of its proper divisors (1).

198241343 is an equidigital number, since it uses as much as digits as its factorization.

198241343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 35.

The square root of 198241343 is about 14079.8204178889. The cubic root of 198241343 is about 583.0843839659.

The spelling of 198241343 in words is "one hundred ninety-eight million, two hundred forty-one thousand, three hundred forty-three".