43120134242 has 8 divisors (see below), whose sum is σ = 64694649132. Its totient is φ = 21555251200.

The previous prime is 43120134241. The next prime is 43120134301. The reversal of 43120134242 is 24243102134.

It can be written as a sum of positive squares in 2 ways, for example, as 42452893681 + 667240561 = 206041^2 + 25831^2 .

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

It is not an unprimeable number, because it can be changed into a prime (43120134241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2396759 + ... + 2414682.

Almost surely, 2^43120134242 is an apocalyptic number.

43120134242 is a deficient number, since it is larger than the sum of its proper divisors (21574514890).

43120134242 is a wasteful number, since it uses less digits than its factorization.

43120134242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4815924.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 43120134242 its reverse (24243102134), we get a palindrome (67363236376).

The spelling of 43120134242 in words is "forty-three billion, one hundred twenty million, one hundred thirty-four thousand, two hundred forty-two".