4105240043 has 4 divisors (see below), whose sum is σ = 4110229008. Its totient is φ = 4100251080.

The previous prime is 4105239989. The next prime is 4105240081. The reversal of 4105240043 is 3400425014.

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

It is a cyclic number.

It is not a de Polignac number, because 4105240043 - 2⁶ = 4105239979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4105240343) 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, 2493248 + ... + 2494893.

It is an arithmetic number, because the mean of its divisors is an integer number (1027557252).

Almost surely, 2^4105240043 is an apocalyptic number.

4105240043 is a deficient number, since it is larger than the sum of its proper divisors (4988965).

4105240043 is an equidigital number, since it uses as much as digits as its factorization.

4105240043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4988964.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 4105240043 is about 64072.1471702018. The cubic root of 4105240043 is about 1601.2022270291.

Adding to 4105240043 its reverse (3400425014), we get a palindrome (7505665057).

The spelling of 4105240043 in words is "four billion, one hundred five million, two hundred forty thousand, forty-three".