4254303421 has 2 divisors, whose sum is σ = 4254303422. Its totient is φ = 4254303420.

The previous prime is 4254303367. The next prime is 4254303479. The reversal of 4254303421 is 1243034524.

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., 3795915321 + 458388100 = 61611^2 + 21410^2 .

It is a cyclic number.

It is not a de Polignac number, because 4254303421 - 2⁹ = 4254302909 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4254303421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4254313421) 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, 2127151710 + 2127151711.

It is an arithmetic number, because the mean of its divisors is an integer number (2127151711).

Almost surely, 2^4254303421 is an apocalyptic number.

It is an amenable number.

4254303421 is a deficient number, since it is larger than the sum of its proper divisors (1).

4254303421 is an equidigital number, since it uses as much as digits as its factorization.

4254303421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 4254303421 is about 65225.0214334959. The cubic root of 4254303421 is about 1620.3524383074.

Adding to 4254303421 its reverse (1243034524), we get a palindrome (5497337945).

The spelling of 4254303421 in words is "four billion, two hundred fifty-four million, three hundred three thousand, four hundred twenty-one".