211675193 has 2 divisors, whose sum is σ = 211675194. Its totient is φ = 211675192.

The previous prime is 211675151. The next prime is 211675199. The reversal of 211675193 is 391576112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 173396224 + 38278969 = 13168^2 + 6187^2 .

It is a cyclic number.

It is not a de Polignac number, because 211675193 - 2⁸ = 211674937 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (211675199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105837596 + 105837597.

It is an arithmetic number, because the mean of its divisors is an integer number (105837597).

Almost surely, 2^211675193 is an apocalyptic number.

It is an amenable number.

211675193 is a deficient number, since it is larger than the sum of its proper divisors (1).

211675193 is an equidigital number, since it uses as much as digits as its factorization.

211675193 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11340, while the sum is 35.

The square root of 211675193 is about 14549.0615848583. The cubic root of 211675193 is about 595.9685217148.

The spelling of 211675193 in words is "two hundred eleven million, six hundred seventy-five thousand, one hundred ninety-three".