42134444141 has 2 divisors, whose sum is σ = 42134444142. Its totient is φ = 42134444140.

The previous prime is 42134444113. The next prime is 42134444147. The reversal of 42134444141 is 14144443124.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41312188516 + 822255625 = 203254^2 + 28675^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42134444141 is a prime.

It is a super-2 number, since 2×42134444141² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 42134444098 and 42134444107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42134444147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21067222070 + 21067222071.

It is an arithmetic number, because the mean of its divisors is an integer number (21067222071).

Almost surely, 2^42134444141 is an apocalyptic number.

It is an amenable number.

42134444141 is a deficient number, since it is larger than the sum of its proper divisors (1).

42134444141 is an equidigital number, since it uses as much as digits as its factorization.

42134444141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24576, while the sum is 32.

Adding to 42134444141 its reverse (14144443124), we get a palindrome (56278887265).

The spelling of 42134444141 in words is "forty-two billion, one hundred thirty-four million, four hundred forty-four thousand, one hundred forty-one".