43422134242129 has 2 divisors, whose sum is σ = 43422134242130. Its totient is φ = 43422134242128.

The previous prime is 43422134242111. The next prime is 43422134242159. The reversal of 43422134242129 is 92124243122434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35865006787600 + 7557127454529 = 5988740^2 + 2749023^2 .

It is a cyclic number.

It is not a de Polignac number, because 43422134242129 - 2⁹ = 43422134241617 is a prime.

It is not a weakly prime, because it can be changed into another prime (43422134242159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21711067121064 + 21711067121065.

It is an arithmetic number, because the mean of its divisors is an integer number (21711067121065).

Almost surely, 2^{43422134242129} is an apocalyptic number.

It is an amenable number.

43422134242129 is a deficient number, since it is larger than the sum of its proper divisors (1).

43422134242129 is an equidigital number, since it uses as much as digits as its factorization.

43422134242129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 663552, while the sum is 43.

The spelling of 43422134242129 in words is "forty-three trillion, four hundred twenty-two billion, one hundred thirty-four million, two hundred forty-two thousand, one hundred twenty-nine".