43079906773 has 2 divisors, whose sum is σ = 43079906774. Its totient is φ = 43079906772.

The previous prime is 43079906707. The next prime is 43079906791. The reversal of 43079906773 is 37760997034.

It is a happy number.

43079906773 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43021811889 + 58094884 = 207417^2 + 7622^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43079906773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43079904773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21539953386 + 21539953387.

It is an arithmetic number, because the mean of its divisors is an integer number (21539953387).

Almost surely, 2^43079906773 is an apocalyptic number.

It is an amenable number.

43079906773 is a deficient number, since it is larger than the sum of its proper divisors (1).

43079906773 is an equidigital number, since it uses as much as digits as its factorization.

43079906773 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6001128, while the sum is 55.

The spelling of 43079906773 in words is "forty-three billion, seventy-nine million, nine hundred six thousand, seven hundred seventy-three".