43166013 has 16 divisors (see below), whose sum is σ = 64485696. Its totient is φ = 25453440.

The previous prime is 43166003. The next prime is 43166017. The reversal of 43166013 is 31066134.

43166013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 43166013 - 2⁹ = 43165501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43166017) 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 in 15 ways as a sum of consecutive naturals, for example, 16456 + ... + 18897.

It is an arithmetic number, because the mean of its divisors is an integer number (4030356).

Almost surely, 2^43166013 is an apocalyptic number.

It is an amenable number.

43166013 is a deficient number, since it is larger than the sum of its proper divisors (21319683).

43166013 is a wasteful number, since it uses less digits than its factorization.

43166013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35404.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 43166013 is about 6570.0847026503. The cubic root of 43166013 is about 350.7900872301.

The spelling of 43166013 in words is "forty-three million, one hundred sixty-six thousand, thirteen".