43542134 has 8 divisors (see below), whose sum is σ = 69155208. Its totient is φ = 20490400.

The previous prime is 43542133. The next prime is 43542139. The reversal of 43542134 is 43124534.

43542134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43542131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 640292 + ... + 640359.

It is an arithmetic number, because the mean of its divisors is an integer number (8644401).

Almost surely, 2^43542134 is an apocalyptic number.

43542134 is a deficient number, since it is larger than the sum of its proper divisors (25613074).

43542134 is a wasteful number, since it uses less digits than its factorization.

43542134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1280670.

The product of its digits is 5760, while the sum is 26.

The square root of 43542134 is about 6598.6463763411. The cubic root of 43542134 is about 351.8059956685.

Adding to 43542134 its reverse (43124534), we get a palindrome (86666668).

The spelling of 43542134 in words is "forty-three million, five hundred forty-two thousand, one hundred thirty-four".