43043 has 16 divisors (see below), whose sum is σ = 59136. Its totient is φ = 30240.

The previous prime is 43037. The next prime is 43049. The reversal of 43043 is 34034.

43043 is nontrivially palindromic in base 6.

It is an interprime number because it is at equal distance from previous prime (43037) and next prime (43049).

It is not a de Polignac number, because 43043 - 2⁶ = 42979 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 980 + ... + 1022.

It is an arithmetic number, because the mean of its divisors is an integer number (3696).

2⁴³⁰⁴³ is an apocalyptic number.

43043 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

43043 is a deficient number, since it is larger than the sum of its proper divisors (16093).

43043 is a wasteful number, since it uses less digits than its factorization.

43043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74.

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 43043 is about 207.4680698324. The cubic root of 43043 is about 35.0456547069.

Adding to 43043 its reverse (34034), we get a palindrome (77077).

Subtracting from 43043 its reverse (34034), we obtain a palindrome (9009).

The spelling of 43043 in words is "forty-three thousand, forty-three", and thus it is an iban number.