43013343 has 4 divisors (see below), whose sum is σ = 57351128. Its totient is φ = 28675560.

The previous prime is 43013329. The next prime is 43013363. The reversal of 43013343 is 34331034.

43013343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 43013343 - 2¹² = 43009247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43013323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7168888 + ... + 7168893.

It is an arithmetic number, because the mean of its divisors is an integer number (14337782).

Almost surely, 2^43013343 is an apocalyptic number.

43013343 is a deficient number, since it is larger than the sum of its proper divisors (14337785).

43013343 is a wasteful number, since it uses less digits than its factorization.

43013343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14337784.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 43013343 is about 6558.4558396013. The cubic root of 43013343 is about 350.3760393767.

Adding to 43013343 its reverse (34331034), we get a palindrome (77344377).

The spelling of 43013343 in words is "forty-three million, thirteen thousand, three hundred forty-three".