43116325 has 36 divisors (see below), whose sum is σ = 63322212. Its totient is φ = 29030400.

The previous prime is 43116323. The next prime is 43116331. The reversal of 43116325 is 52361134.

43116325 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 370881 + 42745444 = 609^2 + 6538^2 .

It is not a de Polignac number, because 43116325 - 2¹ = 43116323 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 43116325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43116323) 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 35 ways as a sum of consecutive naturals, for example, 74437 + ... + 75013.

Almost surely, 2^43116325 is an apocalyptic number.

It is an amenable number.

43116325 is a deficient number, since it is larger than the sum of its proper divisors (20205887).

43116325 is a wasteful number, since it uses less digits than its factorization.

43116325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662 (or 650 counting only the distinct ones).

The product of its digits is 2160, while the sum is 25.

The square root of 43116325 is about 6566.3022318501. The cubic root of 43116325 is about 350.6554384731.

Adding to 43116325 its reverse (52361134), we get a palindrome (95477459).

The spelling of 43116325 in words is "forty-three million, one hundred sixteen thousand, three hundred twenty-five".