43122432077 has 2 divisors, whose sum is σ = 43122432078. Its totient is φ = 43122432076.

The previous prime is 43122432071. The next prime is 43122432079. The reversal of 43122432077 is 77023422134.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39291564841 + 3830867236 = 198221^2 + 61894^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43122432077 is a prime.

Together with 43122432079, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43122432071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21561216038 + 21561216039.

It is an arithmetic number, because the mean of its divisors is an integer number (21561216039).

Almost surely, 2^43122432077 is an apocalyptic number.

It is an amenable number.

43122432077 is a deficient number, since it is larger than the sum of its proper divisors (1).

43122432077 is an equidigital number, since it uses as much as digits as its factorization.

43122432077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56448, while the sum is 35.

The spelling of 43122432077 in words is "forty-three billion, one hundred twenty-two million, four hundred thirty-two thousand, seventy-seven".