4205404241 has 2 divisors, whose sum is σ = 4205404242. Its totient is φ = 4205404240.

The previous prime is 4205404219. The next prime is 4205404253. The reversal of 4205404241 is 1424045024.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3755115841 + 450288400 = 61279^2 + 21220^2 .

It is a cyclic number.

It is not a de Polignac number, because 4205404241 - 2¹⁰ = 4205403217 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4205404241.

It is not a weakly prime, because it can be changed into another prime (4205404261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2102702120 + 2102702121.

It is an arithmetic number, because the mean of its divisors is an integer number (2102702121).

Almost surely, 2^4205404241 is an apocalyptic number.

It is an amenable number.

4205404241 is a deficient number, since it is larger than the sum of its proper divisors (1).

4205404241 is an equidigital number, since it uses as much as digits as its factorization.

4205404241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5120, while the sum is 26.

The square root of 4205404241 is about 64849.0882048468. The cubic root of 4205404241 is about 1614.1203619062.

Adding to 4205404241 its reverse (1424045024), we get a palindrome (5629449265).

The spelling of 4205404241 in words is "four billion, two hundred five million, four hundred four thousand, two hundred forty-one".