43091941 has 8 divisors (see below), whose sum is σ = 44651520. Its totient is φ = 41537328.

The previous prime is 43091933. The next prime is 43091963. The reversal of 43091941 is 14919034.

43091941 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 43091941 - 2³ = 43091933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43092941) 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, 30840 + ... + 32206.

It is an arithmetic number, because the mean of its divisors is an integer number (5581440).

Almost surely, 2^43091941 is an apocalyptic number.

It is an amenable number.

43091941 is a deficient number, since it is larger than the sum of its proper divisors (1559579).

43091941 is a wasteful number, since it uses less digits than its factorization.

43091941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2483.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 43091941 is about 6564.4452164673. The cubic root of 43091941 is about 350.5893227997.

The spelling of 43091941 in words is "forty-three million, ninety-one thousand, nine hundred forty-one".