43432211297 has 2 divisors, whose sum is σ = 43432211298. Its totient is φ = 43432211296.

The previous prime is 43432211257. The next prime is 43432211309. The reversal of 43432211297 is 79211223434.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40757149456 + 2675061841 = 201884^2 + 51721^2 .

It is a cyclic number.

It is not a de Polignac number, because 43432211297 - 2²⁰ = 43431162721 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 43432211297.

It is not a weakly prime, because it can be changed into another prime (43432211237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21716105648 + 21716105649.

It is an arithmetic number, because the mean of its divisors is an integer number (21716105649).

Almost surely, 2^43432211297 is an apocalyptic number.

It is an amenable number.

43432211297 is a deficient number, since it is larger than the sum of its proper divisors (1).

43432211297 is an equidigital number, since it uses as much as digits as its factorization.

43432211297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 38.

The spelling of 43432211297 in words is "forty-three billion, four hundred thirty-two million, two hundred eleven thousand, two hundred ninety-seven".