43724158704241 has 2 divisors, whose sum is σ = 43724158704242. Its totient is φ = 43724158704240.

The previous prime is 43724158704227. The next prime is 43724158704251. The reversal of 43724158704241 is 14240785142734.

43724158704241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33372238550641 + 10351920153600 = 5776871^2 + 3217440^2 .

It is a cyclic number.

It is not a de Polignac number, because 43724158704241 - 2⁷ = 43724158704113 is a prime.

It is a super-2 number, since 2×43724158704241² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (43724158704251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21862079352120 + 21862079352121.

It is an arithmetic number, because the mean of its divisors is an integer number (21862079352121).

Almost surely, 2^{43724158704241} is an apocalyptic number.

It is an amenable number.

43724158704241 is a deficient number, since it is larger than the sum of its proper divisors (1).

43724158704241 is an equidigital number, since it uses as much as digits as its factorization.

43724158704241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6021120, while the sum is 52.

The spelling of 43724158704241 in words is "forty-three trillion, seven hundred twenty-four billion, one hundred fifty-eight million, seven hundred four thousand, two hundred forty-one".