42134696029 has 2 divisors, whose sum is σ = 42134696030. Its totient is φ = 42134696028.

The previous prime is 42134696011. The next prime is 42134696117. The reversal of 42134696029 is 92069643124.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37219283929 + 4915412100 = 192923^2 + 70110^2 .

It is a cyclic number.

It is not a de Polignac number, because 42134696029 - 2¹⁵ = 42134663261 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42134696029.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42134636029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21067348014 + 21067348015.

It is an arithmetic number, because the mean of its divisors is an integer number (21067348015).

Almost surely, 2^42134696029 is an apocalyptic number.

It is an amenable number.

42134696029 is a deficient number, since it is larger than the sum of its proper divisors (1).

42134696029 is an equidigital number, since it uses as much as digits as its factorization.

42134696029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 559872, while the sum is 46.

The spelling of 42134696029 in words is "forty-two billion, one hundred thirty-four million, six hundred ninety-six thousand, twenty-nine".