43422424541 has 2 divisors, whose sum is σ = 43422424542. Its totient is φ = 43422424540.

The previous prime is 43422424519. The next prime is 43422424589. The reversal of 43422424541 is 14542422434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43293124900 + 129299641 = 208070^2 + 11371^2 .

It is a cyclic number.

It is not a de Polignac number, because 43422424541 - 2³⁴ = 26242555357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43422421541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21711212270 + 21711212271.

It is an arithmetic number, because the mean of its divisors is an integer number (21711212271).

Almost surely, 2^43422424541 is an apocalyptic number.

It is an amenable number.

43422424541 is a deficient number, since it is larger than the sum of its proper divisors (1).

43422424541 is an equidigital number, since it uses as much as digits as its factorization.

43422424541 is an evil number, because the sum of its binary digits is even.

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

Adding to 43422424541 its reverse (14542422434), we get a palindrome (57964846975).

The spelling of 43422424541 in words is "forty-three billion, four hundred twenty-two million, four hundred twenty-four thousand, five hundred forty-one".