197082199 has 2 divisors, whose sum is σ = 197082200. Its totient is φ = 197082198.

The previous prime is 197082187. The next prime is 197082217. The reversal of 197082199 is 991280791.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 197082199 - 2¹¹ = 197080151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (197082299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98541099 + 98541100.

It is an arithmetic number, because the mean of its divisors is an integer number (98541100).

Almost surely, 2^197082199 is an apocalyptic number.

197082199 is a deficient number, since it is larger than the sum of its proper divisors (1).

197082199 is an equidigital number, since it uses as much as digits as its factorization.

197082199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 46.

The square root of 197082199 is about 14038.5967603603. The cubic root of 197082199 is about 581.9457039289.

The spelling of 197082199 in words is "one hundred ninety-seven million, eighty-two thousand, one hundred ninety-nine".