43141440605 has 4 divisors (see below), whose sum is σ = 51769728732. Its totient is φ = 34513152480.

The previous prime is 43141440569. The next prime is 43141440611. The reversal of 43141440605 is 50604414134.

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

It can be written as a sum of positive squares in 2 ways, for example, as 25701861124 + 17439579481 = 160318^2 + 132059^2 .

It is not a de Polignac number, because 43141440605 - 2⁶ = 43141440541 is a prime.

It is a super-2 number, since 2×43141440605² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4314144056 + ... + 4314144065.

It is an arithmetic number, because the mean of its divisors is an integer number (12942432183).

Almost surely, 2^43141440605 is an apocalyptic number.

It is an amenable number.

43141440605 is a deficient number, since it is larger than the sum of its proper divisors (8628288127).

43141440605 is an equidigital number, since it uses as much as digits as its factorization.

43141440605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8628288126.

The product of its (nonzero) digits is 23040, while the sum is 32.

Adding to 43141440605 its reverse (50604414134), we get a palindrome (93745854739).

The spelling of 43141440605 in words is "forty-three billion, one hundred forty-one million, four hundred forty thousand, six hundred five".