242134241 has 2 divisors, whose sum is σ = 242134242. Its totient is φ = 242134240.

The previous prime is 242134231. The next prime is 242134267. The reversal of 242134241 is 142431242.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 127215841 + 114918400 = 11279^2 + 10720^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242134241 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (242134231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121067120 + 121067121.

It is an arithmetic number, because the mean of its divisors is an integer number (121067121).

Almost surely, 2^242134241 is an apocalyptic number.

It is an amenable number.

242134241 is a deficient number, since it is larger than the sum of its proper divisors (1).

242134241 is an equidigital number, since it uses as much as digits as its factorization.

242134241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1536, while the sum is 23.

The square root of 242134241 is about 15560.6632570723. The cubic root of 242134241 is about 623.2831739850.

Adding to 242134241 its reverse (142431242), we get a palindrome (384565483).

The spelling of 242134241 in words is "two hundred forty-two million, one hundred thirty-four thousand, two hundred forty-one".