43432211323 has 2 divisors, whose sum is σ = 43432211324. Its totient is φ = 43432211322.

The previous prime is 43432211309. The next prime is 43432211363. The reversal of 43432211323 is 32311223434.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 43432211323 - 2¹³ = 43432203131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 43432211291 and 43432211300.

It is not a weakly prime, because it can be changed into another prime (43432211363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21716105661 + 21716105662.

It is an arithmetic number, because the mean of its divisors is an integer number (21716105662).

Almost surely, 2^43432211323 is an apocalyptic number.

43432211323 is a deficient number, since it is larger than the sum of its proper divisors (1).

43432211323 is an equidigital number, since it uses as much as digits as its factorization.

43432211323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 28.

Adding to 43432211323 its reverse (32311223434), we get a palindrome (75743434757).

The spelling of 43432211323 in words is "forty-three billion, four hundred thirty-two million, two hundred eleven thousand, three hundred twenty-three".