43414091 has 4 divisors (see below), whose sum is σ = 49616112. Its totient is φ = 37212072.

The previous prime is 43414081. The next prime is 43414093. The reversal of 43414091 is 19041434.

43414091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43414091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 43414091.

It is not an unprimeable number, because it can be changed into a prime (43414093) 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 3 ways as a sum of consecutive naturals, for example, 3101000 + ... + 3101013.

It is an arithmetic number, because the mean of its divisors is an integer number (12404028).

Almost surely, 2^43414091 is an apocalyptic number.

43414091 is a deficient number, since it is larger than the sum of its proper divisors (6202021).

43414091 is an equidigital number, since it uses as much as digits as its factorization.

43414091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6202020.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 43414091 is about 6588.9370159382. The cubic root of 43414091 is about 351.4608087682.

The spelling of 43414091 in words is "forty-three million, four hundred fourteen thousand, ninety-one".