4120441321 has 2 divisors, whose sum is σ = 4120441322. Its totient is φ = 4120441320.

The previous prime is 4120441313. The next prime is 4120441337. The reversal of 4120441321 is 1231440214.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2434435600 + 1686005721 = 49340^2 + 41061^2 .

It is a cyclic number.

It is not a de Polignac number, because 4120441321 - 2³ = 4120441313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4120441292 and 4120441301.

It is not a weakly prime, because it can be changed into another prime (4120141321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2060220660 + 2060220661.

It is an arithmetic number, because the mean of its divisors is an integer number (2060220661).

Almost surely, 2^4120441321 is an apocalyptic number.

It is an amenable number.

4120441321 is a deficient number, since it is larger than the sum of its proper divisors (1).

4120441321 is an equidigital number, since it uses as much as digits as its factorization.

4120441321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 4120441321 is about 64190.6638149194. The cubic root of 4120441321 is about 1603.1761545264.

Adding to 4120441321 its reverse (1231440214), we get a palindrome (5351881535).

The spelling of 4120441321 in words is "four billion, one hundred twenty million, four hundred forty-one thousand, three hundred twenty-one".