4145442443 has 2 divisors, whose sum is σ = 4145442444. Its totient is φ = 4145442442.

The previous prime is 4145442407. The next prime is 4145442449. The reversal of 4145442443 is 3442445414.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4145442443 - 2⁸ = 4145442187 is a prime.

It is not a weakly prime, because it can be changed into another prime (4145442449) 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, 2072721221 + 2072721222.

It is an arithmetic number, because the mean of its divisors is an integer number (2072721222).

Almost surely, 2^4145442443 is an apocalyptic number.

4145442443 is a deficient number, since it is larger than the sum of its proper divisors (1).

4145442443 is an equidigital number, since it uses as much as digits as its factorization.

4145442443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 122880, while the sum is 35.

The square root of 4145442443 is about 64385.1104138216. The cubic root of 4145442443 is about 1606.4120869847.

Adding to 4145442443 its reverse (3442445414), we get a palindrome (7587887857).

The spelling of 4145442443 in words is "four billion, one hundred forty-five million, four hundred forty-two thousand, four hundred forty-three".