43330431041 has 2 divisors, whose sum is σ = 43330431042. Its totient is φ = 43330431040.

The previous prime is 43330431007. The next prime is 43330431061. The reversal of 43330431041 is 14013403334.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39841756816 + 3488674225 = 199604^2 + 59065^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43330431041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 43330431041.

It is not a weakly prime, because it can be changed into another prime (43330431061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21665215520 + 21665215521.

It is an arithmetic number, because the mean of its divisors is an integer number (21665215521).

Almost surely, 2^43330431041 is an apocalyptic number.

It is an amenable number.

43330431041 is a deficient number, since it is larger than the sum of its proper divisors (1).

43330431041 is an equidigital number, since it uses as much as digits as its factorization.

43330431041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 43330431041 its reverse (14013403334), we get a palindrome (57343834375).

The spelling of 43330431041 in words is "forty-three billion, three hundred thirty million, four hundred thirty-one thousand, forty-one".