442125305443 has 2 divisors, whose sum is σ = 442125305444. Its totient is φ = 442125305442.

The previous prime is 442125305399. The next prime is 442125305459. The reversal of 442125305443 is 344503521244.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 442125305443 - 2⁹ = 442125304931 is a prime.

It is not a weakly prime, because it can be changed into another prime (442125305543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221062652721 + 221062652722.

It is an arithmetic number, because the mean of its divisors is an integer number (221062652722).

Almost surely, 2^442125305443 is an apocalyptic number.

442125305443 is a deficient number, since it is larger than the sum of its proper divisors (1).

442125305443 is an equidigital number, since it uses as much as digits as its factorization.

442125305443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 230400, while the sum is 37.

Adding to 442125305443 its reverse (344503521244), we get a palindrome (786628826687).

The spelling of 442125305443 in words is "four hundred forty-two billion, one hundred twenty-five million, three hundred five thousand, four hundred forty-three".