271285229 has 2 divisors, whose sum is σ = 271285230. Its totient is φ = 271285228.

The previous prime is 271285219. The next prime is 271285297. The reversal of 271285229 is 922582172.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 237992329 + 33292900 = 15427^2 + 5770^2 .

It is a cyclic number.

It is not a de Polignac number, because 271285229 - 2¹⁶ = 271219693 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 271285192 and 271285201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (271285219) 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, 135642614 + 135642615.

It is an arithmetic number, because the mean of its divisors is an integer number (135642615).

Almost surely, 2^271285229 is an apocalyptic number.

It is an amenable number.

271285229 is a deficient number, since it is larger than the sum of its proper divisors (1).

271285229 is an equidigital number, since it uses as much as digits as its factorization.

271285229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40320, while the sum is 38.

The square root of 271285229 is about 16470.7385687467. The cubic root of 271285229 is about 647.3543181344.

The spelling of 271285229 in words is "two hundred seventy-one million, two hundred eighty-five thousand, two hundred twenty-nine".