198469163 has 2 divisors, whose sum is σ = 198469164. Its totient is φ = 198469162.

The previous prime is 198469157. The next prime is 198469177. The reversal of 198469163 is 361964891.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 198469163 - 2¹⁰ = 198468139 is a prime.

It is not a weakly prime, because it can be changed into another prime (198469463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99234581 + 99234582.

It is an arithmetic number, because the mean of its divisors is an integer number (99234582).

Almost surely, 2^198469163 is an apocalyptic number.

198469163 is a deficient number, since it is larger than the sum of its proper divisors (1).

198469163 is an equidigital number, since it uses as much as digits as its factorization.

198469163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 279936, while the sum is 47.

The square root of 198469163 is about 14087.9083969197. The cubic root of 198469163 is about 583.3076596773.

The spelling of 198469163 in words is "one hundred ninety-eight million, four hundred sixty-nine thousand, one hundred sixty-three".