42134234041 has 4 divisors (see below), whose sum is σ = 42152112612. Its totient is φ = 42116355472.

The previous prime is 42134234039. The next prime is 42134234053. The reversal of 42134234041 is 14043243124.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 25293721600 + 16840512441 = 159040^2 + 129771^2 .

It is a cyclic number.

It is not a de Polignac number, because 42134234041 - 2¹ = 42134234039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42134235041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8935750 + ... + 8940463.

It is an arithmetic number, because the mean of its divisors is an integer number (10538028153).

Almost surely, 2^42134234041 is an apocalyptic number.

It is an amenable number.

42134234041 is a deficient number, since it is larger than the sum of its proper divisors (17878571).

42134234041 is a wasteful number, since it uses less digits than its factorization.

42134234041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17878570.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 42134234041 its reverse (14043243124), we get a palindrome (56177477165).

The spelling of 42134234041 in words is "forty-two billion, one hundred thirty-four million, two hundred thirty-four thousand, forty-one".