43120424143 has 4 divisors (see below), whose sum is σ = 43129911960. Its totient is φ = 43110936328.

The previous prime is 43120424141. The next prime is 43120424147. The reversal of 43120424143 is 34142402134.

43120424143 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 cyclic number.

It is not a de Polignac number, because 43120424143 - 2¹ = 43120424141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43120424141) 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, 4737088 + ... + 4746181.

It is an arithmetic number, because the mean of its divisors is an integer number (10782477990).

Almost surely, 2^43120424143 is an apocalyptic number.

43120424143 is a deficient number, since it is larger than the sum of its proper divisors (9487817).

43120424143 is an equidigital number, since it uses as much as digits as its factorization.

43120424143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9487816.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 43120424143 its reverse (34142402134), we get a palindrome (77262826277).

The spelling of 43120424143 in words is "forty-three billion, one hundred twenty million, four hundred twenty-four thousand, one hundred forty-three".