242055271 has 2 divisors, whose sum is σ = 242055272. Its totient is φ = 242055270.

The previous prime is 242055263. The next prime is 242055323. The reversal of 242055271 is 172550242.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 242055271 - 2³ = 242055263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242050271) 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, 121027635 + 121027636.

It is an arithmetic number, because the mean of its divisors is an integer number (121027636).

Almost surely, 2^242055271 is an apocalyptic number.

242055271 is a deficient number, since it is larger than the sum of its proper divisors (1).

242055271 is an equidigital number, since it uses as much as digits as its factorization.

242055271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5600, while the sum is 28.

The square root of 242055271 is about 15558.1255619049. The cubic root of 242055271 is about 623.2154071352.

The spelling of 242055271 in words is "two hundred forty-two million, fifty-five thousand, two hundred seventy-one".