43204113 has 12 divisors (see below), whose sum is σ = 64558260. Its totient is φ = 27809376.

The previous prime is 43204099. The next prime is 43204129. The reversal of 43204113 is 31140234.

It can be written as a sum of positive squares in 2 ways, for example, as 7884864 + 35319249 = 2808^2 + 5943^2 .

It is not a de Polignac number, because 43204113 - 2¹³ = 43195921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (43204153) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82506 + ... + 83027.

It is an arithmetic number, because the mean of its divisors is an integer number (5379855).

Almost surely, 2^43204113 is an apocalyptic number.

It is an amenable number.

43204113 is a deficient number, since it is larger than the sum of its proper divisors (21354147).

43204113 is a wasteful number, since it uses less digits than its factorization.

43204113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165568 (or 165565 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 43204113 is about 6572.9835691260. The cubic root of 43204113 is about 350.8932638664.

Adding to 43204113 its reverse (31140234), we get a palindrome (74344347).

The spelling of 43204113 in words is "forty-three million, two hundred four thousand, one hundred thirteen".