4204121443 has 2 divisors, whose sum is σ = 4204121444. Its totient is φ = 4204121442.

The previous prime is 4204121429. The next prime is 4204121483. The reversal of 4204121443 is 3441214024.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4204121443 is a prime.

It is not a weakly prime, because it can be changed into another prime (4204121413) 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, 2102060721 + 2102060722.

It is an arithmetic number, because the mean of its divisors is an integer number (2102060722).

Almost surely, 2^4204121443 is an apocalyptic number.

4204121443 is a deficient number, since it is larger than the sum of its proper divisors (1).

4204121443 is an equidigital number, since it uses as much as digits as its factorization.

4204121443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 4204121443 is about 64839.1968102628. The cubic root of 4204121443 is about 1613.9562238254.

Adding to 4204121443 its reverse (3441214024), we get a palindrome (7645335467).

The spelling of 4204121443 in words is "four billion, two hundred four million, one hundred twenty-one thousand, four hundred forty-three".