43334143411409 has 2 divisors, whose sum is σ = 43334143411410. Its totient is φ = 43334143411408.

The previous prime is 43334143411367. The next prime is 43334143411477. The reversal of 43334143411409 is 90411434143334.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42454867747600 + 879275663809 = 6515740^2 + 937697^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43334143411409 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 43334143411409.

It is not a weakly prime, because it can be changed into another prime (43334143419409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21667071705704 + 21667071705705.

It is an arithmetic number, because the mean of its divisors is an integer number (21667071705705).

Almost surely, 2^{43334143411409} is an apocalyptic number.

It is an amenable number.

43334143411409 is a deficient number, since it is larger than the sum of its proper divisors (1).

43334143411409 is an equidigital number, since it uses as much as digits as its factorization.

43334143411409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 746496, while the sum is 44.

The spelling of 43334143411409 in words is "forty-three trillion, three hundred thirty-four billion, one hundred forty-three million, four hundred eleven thousand, four hundred nine".