43043125 has 20 divisors (see below), whose sum is σ = 54716860. Its totient is φ = 33840000.

The previous prime is 43043101. The next prime is 43043149. The reversal of 43043125 is 52134034.

It is an interprime number because it is at equal distance from previous prime (43043101) and next prime (43043149).

It can be written as a sum of positive squares in 10 ways, for example, as 42954916 + 88209 = 6554^2 + 297^2 .

It is not a de Polignac number, because 43043125 - 2¹³ = 43034933 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 43043096 and 43043105.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 37561 + ... + 38689.

It is an arithmetic number, because the mean of its divisors is an integer number (2735843).

Almost surely, 2^43043125 is an apocalyptic number.

It is an amenable number.

43043125 is a deficient number, since it is larger than the sum of its proper divisors (11673735).

43043125 is an equidigital number, since it uses as much as digits as its factorization.

43043125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1210 (or 1195 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 43043125 is about 6560.7259506856. The cubic root of 43043125 is about 350.4568863191.

Adding to 43043125 its reverse (52134034), we get a palindrome (95177159).

Subtracting 43043125 from its reverse (52134034), we obtain a palindrome (9090909).

The spelling of 43043125 in words is "forty-three million, forty-three thousand, one hundred twenty-five".