43413125 has 20 divisors (see below), whose sum is σ = 62005152. Its totient is φ = 29766000.

The previous prime is 43413109. The next prime is 43413127. The reversal of 43413125 is 52131434.

43413125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 43413125 - 2⁴ = 43413109 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 43413125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43413127) 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 19 ways as a sum of consecutive naturals, for example, 587 + ... + 9336.

Almost surely, 2^43413125 is an apocalyptic number.

It is an amenable number.

43413125 is a deficient number, since it is larger than the sum of its proper divisors (18592027).

43413125 is an frugal number, since it uses more digits than its factorization.

43413125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9950 (or 9935 counting only the distinct ones).

The product of its digits is 1440, while the sum is 23.

The square root of 43413125 is about 6588.8637108382. The cubic root of 43413125 is about 351.4582019828.

Adding to 43413125 its reverse (52131434), we get a palindrome (95544559).

The spelling of 43413125 in words is "forty-three million, four hundred thirteen thousand, one hundred twenty-five".