201711343 has 2 divisors, whose sum is σ = 201711344. Its totient is φ = 201711342.

The previous prime is 201711317. The next prime is 201711347. The reversal of 201711343 is 343117102.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201711343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201711347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100855671 + 100855672.

It is an arithmetic number, because the mean of its divisors is an integer number (100855672).

Almost surely, 2^201711343 is an apocalyptic number.

201711343 is a deficient number, since it is larger than the sum of its proper divisors (1).

201711343 is an equidigital number, since it uses as much as digits as its factorization.

201711343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 201711343 is about 14202.5118553022. The cubic root of 201711343 is about 586.4668116955.

Adding to 201711343 its reverse (343117102), we get a palindrome (544828445).

The spelling of 201711343 in words is "two hundred one million, seven hundred eleven thousand, three hundred forty-three".