4122581443 has 2 divisors, whose sum is σ = 4122581444. Its totient is φ = 4122581442.

The previous prime is 4122581423. The next prime is 4122581459. The reversal of 4122581443 is 3441852214.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4122581443 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4122581399 and 4122581408.

It is not a weakly prime, because it can be changed into another prime (4122581423) 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, 2061290721 + 2061290722.

It is an arithmetic number, because the mean of its divisors is an integer number (2061290722).

Almost surely, 2^4122581443 is an apocalyptic number.

4122581443 is a deficient number, since it is larger than the sum of its proper divisors (1).

4122581443 is an equidigital number, since it uses as much as digits as its factorization.

4122581443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30720, while the sum is 34.

The square root of 4122581443 is about 64207.3316919493. The cubic root of 4122581443 is about 1603.4536651499.

The spelling of 4122581443 in words is "four billion, one hundred twenty-two million, five hundred eighty-one thousand, four hundred forty-three".