42134112291 has 8 divisors (see below), whose sum is σ = 56180355840. Its totient is φ = 28088638472.

The previous prime is 42134112277. The next prime is 42134112313. The reversal of 42134112291 is 19221143124.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42134112291 - 2¹¹ = 42134110243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42134112991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49551 + ... + 294488.

It is an arithmetic number, because the mean of its divisors is an integer number (7022544480).

Almost surely, 2^42134112291 is an apocalyptic number.

42134112291 is a deficient number, since it is larger than the sum of its proper divisors (14046243549).

42134112291 is a wasteful number, since it uses less digits than its factorization.

42134112291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384865.

The product of its digits is 3456, while the sum is 30.

The spelling of 42134112291 in words is "forty-two billion, one hundred thirty-four million, one hundred twelve thousand, two hundred ninety-one".