43168061 has 2 divisors, whose sum is σ = 43168062. Its totient is φ = 43168060.

The previous prime is 43168003. The next prime is 43168067. The reversal of 43168061 is 16086134.

43168061 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., 28955161 + 14212900 = 5381^2 + 3770^2 .

It is a cyclic number.

It is not a de Polignac number, because 43168061 - 2¹⁴ = 43151677 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43168067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21584030 + 21584031.

It is an arithmetic number, because the mean of its divisors is an integer number (21584031).

Almost surely, 2^43168061 is an apocalyptic number.

It is an amenable number.

43168061 is a deficient number, since it is larger than the sum of its proper divisors (1).

43168061 is an equidigital number, since it uses as much as digits as its factorization.

43168061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 43168061 is about 6570.2405587619. The cubic root of 43168061 is about 350.7956348565.

The spelling of 43168061 in words is "forty-three million, one hundred sixty-eight thousand, sixty-one".