43122042433 has 2 divisors, whose sum is σ = 43122042434. Its totient is φ = 43122042432.

The previous prime is 43122042421. The next prime is 43122042451. The reversal of 43122042433 is 33424022134.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42637294144 + 484748289 = 206488^2 + 22017^2 .

It is a cyclic number.

It is not a de Polignac number, because 43122042433 - 2²⁹ = 42585171521 is a prime.

It is not a weakly prime, because it can be changed into another prime (43122042413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21561021216 + 21561021217.

It is an arithmetic number, because the mean of its divisors is an integer number (21561021217).

Almost surely, 2^43122042433 is an apocalyptic number.

It is an amenable number.

43122042433 is a deficient number, since it is larger than the sum of its proper divisors (1).

43122042433 is an equidigital number, since it uses as much as digits as its factorization.

43122042433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 43122042433 its reverse (33424022134), we get a palindrome (76546064567).

The spelling of 43122042433 in words is "forty-three billion, one hundred twenty-two million, forty-two thousand, four hundred thirty-three".