43143040441 has 8 divisors (see below), whose sum is σ = 47388237120. Its totient is φ = 39095294832.

The previous prime is 43143040429. The next prime is 43143040511. The reversal of 43143040441 is 14404034134.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43143040441 is a prime.

It is a super-2 number, since 2×43143040441² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43143049441) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 49362310 + ... + 49363183.

It is an arithmetic number, because the mean of its divisors is an integer number (5923529640).

Almost surely, 2^43143040441 is an apocalyptic number.

It is an amenable number.

43143040441 is a deficient number, since it is larger than the sum of its proper divisors (4245196679).

43143040441 is a wasteful number, since it uses less digits than its factorization.

43143040441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98725535.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 43143040441 its reverse (14404034134), we get a palindrome (57547074575).

The spelling of 43143040441 in words is "forty-three billion, one hundred forty-three million, forty thousand, four hundred forty-one".