4443420323 has 2 divisors, whose sum is σ = 4443420324. Its totient is φ = 4443420322.

The previous prime is 4443420299. The next prime is 4443420341. The reversal of 4443420323 is 3230243444.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4443420323 is a prime.

It is not a weakly prime, because it can be changed into another prime (4443420343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2221710161 + 2221710162.

It is an arithmetic number, because the mean of its divisors is an integer number (2221710162).

Almost surely, 2^4443420323 is an apocalyptic number.

4443420323 is a deficient number, since it is larger than the sum of its proper divisors (1).

4443420323 is an equidigital number, since it uses as much as digits as its factorization.

4443420323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 29.

The square root of 4443420323 is about 66658.9853133094. The cubic root of 4443420323 is about 1644.0150881523.

Adding to 4443420323 its reverse (3230243444), we get a palindrome (7673663767).

The spelling of 4443420323 in words is "four billion, four hundred forty-three million, four hundred twenty thousand, three hundred twenty-three".