43043422937 has 2 divisors, whose sum is σ = 43043422938. Its totient is φ = 43043422936.

The previous prime is 43043422847. The next prime is 43043422951. The reversal of 43043422937 is 73922434034.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26186036041 + 16857386896 = 161821^2 + 129836^2 .

It is a cyclic number.

It is not a de Polignac number, because 43043422937 - 2¹⁸ = 43043160793 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 43043422894 and 43043422903.

It is not a weakly prime, because it can be changed into another prime (43043422337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21521711468 + 21521711469.

It is an arithmetic number, because the mean of its divisors is an integer number (21521711469).

Almost surely, 2^43043422937 is an apocalyptic number.

It is an amenable number.

43043422937 is a deficient number, since it is larger than the sum of its proper divisors (1).

43043422937 is an equidigital number, since it uses as much as digits as its factorization.

43043422937 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 435456, while the sum is 41.

The spelling of 43043422937 in words is "forty-three billion, forty-three million, four hundred twenty-two thousand, nine hundred thirty-seven".