43838518597141 has 2 divisors, whose sum is σ = 43838518597142. Its totient is φ = 43838518597140.

The previous prime is 43838518597129. The next prime is 43838518597189. The reversal of 43838518597141 is 14179581583834.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36713601680625 + 7124916916516 = 6059175^2 + 2669254^2 .

It is a cyclic number.

It is not a de Polignac number, because 43838518597141 - 2²¹ = 43838516499989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43838578597141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21919259298570 + 21919259298571.

It is an arithmetic number, because the mean of its divisors is an integer number (21919259298571).

Almost surely, 2^{43838518597141} is an apocalyptic number.

It is an amenable number.

43838518597141 is a deficient number, since it is larger than the sum of its proper divisors (1).

43838518597141 is an equidigital number, since it uses as much as digits as its factorization.

43838518597141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 116121600, while the sum is 67.

The spelling of 43838518597141 in words is "forty-three trillion, eight hundred thirty-eight billion, five hundred eighteen million, five hundred ninety-seven thousand, one hundred forty-one".