43045424041 has 4 divisors (see below), whose sum is σ = 43045838992. Its totient is φ = 43045009092.

The previous prime is 43045424011. The next prime is 43045424047. The reversal of 43045424041 is 14042454034.

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 a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43045424041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43045423994 and 43045424012.

It is not an unprimeable number, because it can be changed into a prime (43045424047) 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, 102730 + ... + 310876.

It is an arithmetic number, because the mean of its divisors is an integer number (10761459748).

Almost surely, 2^43045424041 is an apocalyptic number.

It is an amenable number.

43045424041 is a deficient number, since it is larger than the sum of its proper divisors (414951).

43045424041 is a wasteful number, since it uses less digits than its factorization.

43045424041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414950.

The product of its (nonzero) digits is 30720, while the sum is 31.

Adding to 43045424041 its reverse (14042454034), we get a palindrome (57087878075).

The spelling of 43045424041 in words is "forty-three billion, forty-five million, four hundred twenty-four thousand, forty-one".