42142134113 has 2 divisors, whose sum is σ = 42142134114. Its totient is φ = 42142134112.

The previous prime is 42142134109. The next prime is 42142134149. The reversal of 42142134113 is 31143124124.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41874255424 + 267878689 = 204632^2 + 16367^2 .

It is a cyclic number.

It is not a de Polignac number, because 42142134113 - 2² = 42142134109 is a prime.

It is not a weakly prime, because it can be changed into another prime (42142134413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21071067056 + 21071067057.

It is an arithmetic number, because the mean of its divisors is an integer number (21071067057).

Almost surely, 2^42142134113 is an apocalyptic number.

It is an amenable number.

42142134113 is a deficient number, since it is larger than the sum of its proper divisors (1).

42142134113 is an equidigital number, since it uses as much as digits as its factorization.

42142134113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2304, while the sum is 26.

Adding to 42142134113 its reverse (31143124124), we get a palindrome (73285258237).

The spelling of 42142134113 in words is "forty-two billion, one hundred forty-two million, one hundred thirty-four thousand, one hundred thirteen".