43132243056613 has 2 divisors, whose sum is σ = 43132243056614. Its totient is φ = 43132243056612.

The previous prime is 43132243056611. The next prime is 43132243056667. The reversal of 43132243056613 is 31665034223134.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42799242504769 + 333000551844 = 6542113^2 + 577062^2 .

It is a cyclic number.

It is not a de Polignac number, because 43132243056613 - 2¹ = 43132243056611 is a prime.

Together with 43132243056611, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 43132243056613.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43132243056611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21566121528306 + 21566121528307.

It is an arithmetic number, because the mean of its divisors is an integer number (21566121528307).

Almost surely, 2^{43132243056613} is an apocalyptic number.

It is an amenable number.

43132243056613 is a deficient number, since it is larger than the sum of its proper divisors (1).

43132243056613 is an equidigital number, since it uses as much as digits as its factorization.

43132243056613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 933120, while the sum is 43.

Adding to 43132243056613 its reverse (31665034223134), we get a palindrome (74797277279747).

The spelling of 43132243056613 in words is "forty-three trillion, one hundred thirty-two billion, two hundred forty-three million, fifty-six thousand, six hundred thirteen".