43289543911441 has 3 divisors (see below), whose sum is σ = 43289550490921. Its totient is φ = 43289537331962.

The previous prime is 43289543911387. The next prime is 43289543911447. The reversal of 43289543911441 is 14411934598234.

The square root of 43289543911441 is 6579479.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 43289543911441 - 2³³ = 43280953976849 is a prime.

It is a super-2 number, since 2×43289543911441² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43289543911447) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 3289740 + ... + 9869218.

Almost surely, 2^{43289543911441} is an apocalyptic number.

43289543911441 is the 6579479-th square number.

43289543911441 is the 3289740-th centered octagonal number.

It is an amenable number.

43289543911441 is a deficient number, since it is larger than the sum of its proper divisors (6579480).

43289543911441 is an frugal number, since it uses more digits than its factorization.

43289543911441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13158958 (or 6579479 counting only the distinct ones).

The product of its digits is 14929920, while the sum is 58.

The spelling of 43289543911441 in words is "forty-three trillion, two hundred eighty-nine billion, five hundred forty-three million, nine hundred eleven thousand, four hundred forty-one".