42113433431129 has 2 divisors, whose sum is σ = 42113433431130. Its totient is φ = 42113433431128.

The previous prime is 42113433431119. The next prime is 42113433431141. The reversal of 42113433431129 is 92113433431124.

42113433431129 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40773333160000 + 1340100271129 = 6385400^2 + 1157627^2 .

It is a cyclic number.

It is not a de Polignac number, because 42113433431129 - 2²⁸ = 42113164995673 is a prime.

It is not a weakly prime, because it can be changed into another prime (42113433431119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21056716715564 + 21056716715565.

It is an arithmetic number, because the mean of its divisors is an integer number (21056716715565).

Almost surely, 2^{42113433431129} is an apocalyptic number.

It is an amenable number.

42113433431129 is a deficient number, since it is larger than the sum of its proper divisors (1).

42113433431129 is an equidigital number, since it uses as much as digits as its factorization.

42113433431129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 186624, while the sum is 41.

The spelling of 42113433431129 in words is "forty-two trillion, one hundred thirteen billion, four hundred thirty-three million, four hundred thirty-one thousand, one hundred twenty-nine".