43113143 has 8 divisors (see below), whose sum is σ = 43911600. Its totient is φ = 42320448.

The previous prime is 43113137. The next prime is 43113149. The reversal of 43113143 is 34131134.

It is an interprime number because it is at equal distance from previous prime (43113137) and next prime (43113149).

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

It is a cyclic number.

It is not a de Polignac number, because 43113143 - 2⁶ = 43113079 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 (43113149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15428 + ... + 18006.

It is an arithmetic number, because the mean of its divisors is an integer number (5488950).

Almost surely, 2^43113143 is an apocalyptic number.

43113143 is a deficient number, since it is larger than the sum of its proper divisors (798457).

43113143 is a wasteful number, since it uses less digits than its factorization.

43113143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2881.

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

The square root of 43113143 is about 6566.0599296686. The cubic root of 43113143 is about 350.6468120958.

Adding to 43113143 its reverse (34131134), we get a palindrome (77244277).

Subtracting from 43113143 its reverse (34131134), we obtain a square (8982009 = 2997²).

The spelling of 43113143 in words is "forty-three million, one hundred thirteen thousand, one hundred forty-three".