198216119 has 2 divisors, whose sum is σ = 198216120. Its totient is φ = 198216118.

The previous prime is 198216103. The next prime is 198216127. The reversal of 198216119 is 911612891.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 198216119 - 2⁴ = 198216103 is a prime.

It is a super-2 number, since 2×198216119² = 78579259662844322, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (198216149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99108059 + 99108060.

It is an arithmetic number, because the mean of its divisors is an integer number (99108060).

Almost surely, 2^198216119 is an apocalyptic number.

198216119 is a deficient number, since it is larger than the sum of its proper divisors (1).

198216119 is an equidigital number, since it uses as much as digits as its factorization.

198216119 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 38.

The square root of 198216119 is about 14078.9246393324. The cubic root of 198216119 is about 583.0596525886.

The spelling of 198216119 in words is "one hundred ninety-eight million, two hundred sixteen thousand, one hundred nineteen".