42434134133 has 4 divisors (see below), whose sum is σ = 42434575680. Its totient is φ = 42433692588.

The previous prime is 42434134111. The next prime is 42434134153. The reversal of 42434134133 is 33143143424.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 42434134133 - 2¹⁶ = 42434068597 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42434134133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42434134103) 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, 8735 + ... + 291452.

It is an arithmetic number, because the mean of its divisors is an integer number (10608643920).

Almost surely, 2^42434134133 is an apocalyptic number.

It is an amenable number.

42434134133 is a deficient number, since it is larger than the sum of its proper divisors (441547).

42434134133 is a wasteful number, since it uses less digits than its factorization.

42434134133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441546.

The product of its digits is 41472, while the sum is 32.

Adding to 42434134133 its reverse (33143143424), we get a palindrome (75577277557).

The spelling of 42434134133 in words is "forty-two billion, four hundred thirty-four million, one hundred thirty-four thousand, one hundred thirty-three".