43141331 has 4 divisors (see below), whose sum is σ = 43872600. Its totient is φ = 42410064.

The previous prime is 43141289. The next prime is 43141333. The reversal of 43141331 is 13314134.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13314134 = 2 ⋅6657067.

It is a cyclic number.

It is not a de Polignac number, because 43141331 - 2¹⁴ = 43124947 is a prime.

It is a super-2 number, since 2×43141331² = 3722348880903122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43141333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 365546 + ... + 365663.

It is an arithmetic number, because the mean of its divisors is an integer number (10968150).

Almost surely, 2^43141331 is an apocalyptic number.

43141331 is a deficient number, since it is larger than the sum of its proper divisors (731269).

43141331 is an equidigital number, since it uses as much as digits as its factorization.

43141331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 731268.

The product of its digits is 432, while the sum is 20.

The square root of 43141331 is about 6568.2060716759. The cubic root of 43141331 is about 350.7232147759.

Adding to 43141331 its reverse (13314134), we get a palindrome (56455465).

It can be divided in two parts, 4314133 and 1, that added together give a palindrome (4314134).

The spelling of 43141331 in words is "forty-three million, one hundred forty-one thousand, three hundred thirty-one".