43124434313 has 4 divisors (see below), whose sum is σ = 43130465280. Its totient is φ = 43118403348.

The previous prime is 43124434307. The next prime is 43124434343. The reversal of 43124434313 is 31343442134.

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 an emirpimes, since its reverse is a distinct semiprime: 31343442134 = 2 ⋅15671721067.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43124434313 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 43124434313.

It is not an unprimeable number, because it can be changed into a prime (43124434343) 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, 3004745 + ... + 3019062.

It is an arithmetic number, because the mean of its divisors is an integer number (10782616320).

Almost surely, 2^43124434313 is an apocalyptic number.

It is an amenable number.

43124434313 is a deficient number, since it is larger than the sum of its proper divisors (6030967).

43124434313 is an equidigital number, since it uses as much as digits as its factorization.

43124434313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6030966.

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

Adding to 43124434313 its reverse (31343442134), we get a palindrome (74467876447).

The spelling of 43124434313 in words is "forty-three billion, one hundred twenty-four million, four hundred thirty-four thousand, three hundred thirteen".