214543271 has 2 divisors, whose sum is σ = 214543272. Its totient is φ = 214543270.

The previous prime is 214543267. The next prime is 214543361. The reversal of 214543271 is 172345412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 214543271 - 2² = 214543267 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214542271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107271635 + 107271636.

It is an arithmetic number, because the mean of its divisors is an integer number (107271636).

Almost surely, 2^214543271 is an apocalyptic number.

214543271 is a deficient number, since it is larger than the sum of its proper divisors (1).

214543271 is an equidigital number, since it uses as much as digits as its factorization.

214543271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6720, while the sum is 29.

The square root of 214543271 is about 14647.2956889659. The cubic root of 214543271 is about 598.6481332332.

Adding to 214543271 its reverse (172345412), we get a palindrome (386888683).

The spelling of 214543271 in words is "two hundred fourteen million, five hundred forty-three thousand, two hundred seventy-one".