43013411011217 has 2 divisors, whose sum is σ = 43013411011218. Its totient is φ = 43013411011216.

The previous prime is 43013411011201. The next prime is 43013411011267. The reversal of 43013411011217 is 71211011431034.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25722708923536 + 17290702087681 = 5071756^2 + 4158209^2 .

It is a cyclic number.

It is not a de Polignac number, because 43013411011217 - 2⁴ = 43013411011201 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 43013411011217.

It is not a weakly prime, because it can be changed into another prime (43013411011267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21506705505608 + 21506705505609.

It is an arithmetic number, because the mean of its divisors is an integer number (21506705505609).

Almost surely, 2^{43013411011217} is an apocalyptic number.

It is an amenable number.

43013411011217 is a deficient number, since it is larger than the sum of its proper divisors (1).

43013411011217 is an equidigital number, since it uses as much as digits as its factorization.

43013411011217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 29.

The spelling of 43013411011217 in words is "forty-three trillion, thirteen billion, four hundred eleven million, eleven thousand, two hundred seventeen".