43158285134 has 4 divisors (see below), whose sum is σ = 64737427704. Its totient is φ = 21579142566.

The previous prime is 43158285133. The next prime is 43158285173.

43158285134 is nontrivially palindromic in base 10.

43158285134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43158285133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10789571282 + ... + 10789571285.

It is an arithmetic number, because the mean of its divisors is an integer number (16184356926).

Almost surely, 2^43158285134 is an apocalyptic number.

43158285134 is a deficient number, since it is larger than the sum of its proper divisors (21579142570).

43158285134 is a wasteful number, since it uses less digits than its factorization.

43158285134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21579142569.

The product of its digits is 460800, while the sum is 44.

The spelling of 43158285134 in words is "forty-three billion, one hundred fifty-eight million, two hundred eighty-five thousand, one hundred thirty-four".