43086081 has 4 divisors (see below), whose sum is σ = 57448112. Its totient is φ = 28724052.

The previous prime is 43086077. The next prime is 43086101. The reversal of 43086081 is 18068034.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 43086081 - 2² = 43086077 is a prime.

It is a super-2 number, since 2×43086081² = 3712820751877122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43086481) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7181011 + ... + 7181016.

It is an arithmetic number, because the mean of its divisors is an integer number (14362028).

Almost surely, 2^43086081 is an apocalyptic number.

It is an amenable number.

43086081 is a deficient number, since it is larger than the sum of its proper divisors (14362031).

43086081 is a wasteful number, since it uses less digits than its factorization.

43086081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14362030.

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 43086081 is about 6563.9988574039. The cubic root of 43086081 is about 350.5734300634.

The spelling of 43086081 in words is "forty-three million, eighty-six thousand, eighty-one".