4240020241 has 2 divisors, whose sum is σ = 4240020242. Its totient is φ = 4240020240.

The previous prime is 4240020229. The next prime is 4240020251. The reversal of 4240020241 is 1420200424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3471566400 + 768453841 = 58920^2 + 27721^2 .

It is a cyclic number.

It is not a de Polignac number, because 4240020241 - 2²³ = 4231631633 is a prime.

It is a nialpdrome in base 16.

It is not a weakly prime, because it can be changed into another prime (4240020251) 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, 2120010120 + 2120010121.

It is an arithmetic number, because the mean of its divisors is an integer number (2120010121).

Almost surely, 2^4240020241 is an apocalyptic number.

It is an amenable number.

4240020241 is a deficient number, since it is larger than the sum of its proper divisors (1).

4240020241 is an equidigital number, since it uses as much as digits as its factorization.

4240020241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 4240020241 is about 65115.4378085566. The cubic root of 4240020241 is about 1618.5370424403.

Adding to 4240020241 its reverse (1420200424), we get a palindrome (5660220665).

The spelling of 4240020241 in words is "four billion, two hundred forty million, twenty thousand, two hundred forty-one".