43158117 has 16 divisors (see below), whose sum is σ = 59838912. Its totient is φ = 27646080.

The previous prime is 43158109. The next prime is 43158127. The reversal of 43158117 is 71185134.

It is not a de Polignac number, because 43158117 - 2³ = 43158109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43158127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5623 + ... + 10859.

It is an arithmetic number, because the mean of its divisors is an integer number (3739932).

Almost surely, 2^43158117 is an apocalyptic number.

It is an amenable number.

43158117 is a deficient number, since it is larger than the sum of its proper divisors (16680795).

43158117 is a wasteful number, since it uses less digits than its factorization.

43158117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5348.

The product of its digits is 3360, while the sum is 30.

The square root of 43158117 is about 6569.4837696732. The cubic root of 43158117 is about 350.7686968874.

The spelling of 43158117 in words is "forty-three million, one hundred fifty-eight thousand, one hundred seventeen".