242937271 has 2 divisors, whose sum is σ = 242937272. Its totient is φ = 242937270.

The previous prime is 242937257. The next prime is 242937307. The reversal of 242937271 is 172739242.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 242937271 - 2⁵ = 242937239 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 242937271.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242937251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121468635 + 121468636.

It is an arithmetic number, because the mean of its divisors is an integer number (121468636).

Almost surely, 2^242937271 is an apocalyptic number.

242937271 is a deficient number, since it is larger than the sum of its proper divisors (1).

242937271 is an equidigital number, since it uses as much as digits as its factorization.

242937271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 42336, while the sum is 37.

The square root of 242937271 is about 15586.4451046414. The cubic root of 242937271 is about 623.9714461718.

The spelling of 242937271 in words is "two hundred forty-two million, nine hundred thirty-seven thousand, two hundred seventy-one".