242673271 has 2 divisors, whose sum is σ = 242673272. Its totient is φ = 242673270.

The previous prime is 242673229. The next prime is 242673307. The reversal of 242673271 is 172376242.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 242673271 - 2¹¹ = 242671223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242676271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121336635 + 121336636.

It is an arithmetic number, because the mean of its divisors is an integer number (121336636).

Almost surely, 2^242673271 is an apocalyptic number.

242673271 is a deficient number, since it is larger than the sum of its proper divisors (1).

242673271 is an equidigital number, since it uses as much as digits as its factorization.

242673271 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28224, while the sum is 34.

The square root of 242673271 is about 15577.9739054859. The cubic root of 242673271 is about 623.7453409344.

The spelling of 242673271 in words is "two hundred forty-two million, six hundred seventy-three thousand, two hundred seventy-one".