4254205321 has 2 divisors, whose sum is σ = 4254205322. Its totient is φ = 4254205320.

The previous prime is 4254205313. The next prime is 4254205343. The reversal of 4254205321 is 1235024524.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4224350025 + 29855296 = 64995^2 + 5464^2 .

It is a cyclic number.

It is not a de Polignac number, because 4254205321 - 2³ = 4254205313 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4254205321.

It is not a weakly prime, because it can be changed into another prime (4254205121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2127102660 + 2127102661.

It is an arithmetic number, because the mean of its divisors is an integer number (2127102661).

Almost surely, 2^4254205321 is an apocalyptic number.

It is an amenable number.

4254205321 is a deficient number, since it is larger than the sum of its proper divisors (1).

4254205321 is an equidigital number, since it uses as much as digits as its factorization.

4254205321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 4254205321 is about 65224.2694171426. The cubic root of 4254205321 is about 1620.3399836405.

Adding to 4254205321 its reverse (1235024524), we get a palindrome (5489229845).

The spelling of 4254205321 in words is "four billion, two hundred fifty-four million, two hundred five thousand, three hundred twenty-one".