196209163 has 2 divisors, whose sum is σ = 196209164. Its totient is φ = 196209162.

The previous prime is 196209119. The next prime is 196209179. The reversal of 196209163 is 361902691.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 196209163 - 2²¹ = 194112011 is a prime.

It is not a weakly prime, because it can be changed into another prime (196209103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98104581 + 98104582.

It is an arithmetic number, because the mean of its divisors is an integer number (98104582).

Almost surely, 2^196209163 is an apocalyptic number.

196209163 is a deficient number, since it is larger than the sum of its proper divisors (1).

196209163 is an equidigital number, since it uses as much as digits as its factorization.

196209163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17496, while the sum is 37.

The square root of 196209163 is about 14007.4681152591. The cubic root of 196209163 is about 581.0851296682.

The spelling of 196209163 in words is "one hundred ninety-six million, two hundred nine thousand, one hundred sixty-three".