254042043253241 has 2 divisors, whose sum is σ = 254042043253242. Its totient is φ = 254042043253240.

The previous prime is 254042043253237. The next prime is 254042043253253. The reversal of 254042043253241 is 142352340240452.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 242388156192400 + 11653887060841 = 15568820^2 + 3413779^2 .

It is a cyclic number.

It is not a de Polignac number, because 254042043253241 - 2² = 254042043253237 is a prime.

It is not a weakly prime, because it can be changed into another prime (254042043253231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127021021626620 + 127021021626621.

It is an arithmetic number, because the mean of its divisors is an integer number (127021021626621).

Almost surely, 2^{254042043253241} is an apocalyptic number.

It is an amenable number.

254042043253241 is a deficient number, since it is larger than the sum of its proper divisors (1).

254042043253241 is an equidigital number, since it uses as much as digits as its factorization.

254042043253241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 921600, while the sum is 41.

Adding to 254042043253241 its reverse (142352340240452), we get a palindrome (396394383493693).

The spelling of 254042043253241 in words is "two hundred fifty-four trillion, forty-two billion, forty-three million, two hundred fifty-three thousand, two hundred forty-one".