43016161 has 8 divisors (see below), whose sum is σ = 43714944. Its totient is φ = 42321840.

The previous prime is 43016159. The next prime is 43016173. The reversal of 43016161 is 16161034.

It is a happy number.

43016161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 43016161 - 2¹ = 43016159 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43016111) 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 7 ways as a sum of consecutive naturals, for example, 22056 + ... + 23926.

It is an arithmetic number, because the mean of its divisors is an integer number (5464368).

Almost surely, 2^43016161 is an apocalyptic number.

It is an amenable number.

43016161 is a deficient number, since it is larger than the sum of its proper divisors (698783).

43016161 is a wasteful number, since it uses less digits than its factorization.

43016161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2231.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 43016161 is about 6558.6706732386. The cubic root of 43016161 is about 350.3836907863.

Adding to 43016161 its reverse (16161034), we get a palindrome (59177195).

The spelling of 43016161 in words is "forty-three million, sixteen thousand, one hundred sixty-one".