214850197 has 2 divisors, whose sum is σ = 214850198. Its totient is φ = 214850196.

The previous prime is 214850179. The next prime is 214850203. The reversal of 214850197 is 791058412.

Together with previous prime (214850179) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 211004676 + 3845521 = 14526^2 + 1961^2 .

It is a cyclic number.

It is not a de Polignac number, because 214850197 - 2¹¹ = 214848149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214854197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107425098 + 107425099.

It is an arithmetic number, because the mean of its divisors is an integer number (107425099).

Almost surely, 2^214850197 is an apocalyptic number.

It is an amenable number.

214850197 is a deficient number, since it is larger than the sum of its proper divisors (1).

214850197 is an equidigital number, since it uses as much as digits as its factorization.

214850197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 37.

The square root of 214850197 is about 14657.7691686013. The cubic root of 214850197 is about 598.9334729158.

The spelling of 214850197 in words is "two hundred fourteen million, eight hundred fifty thousand, one hundred ninety-seven".