43252529 has 2 divisors, whose sum is σ = 43252530. Its totient is φ = 43252528.

The previous prime is 43252513. The next prime is 43252537. The reversal of 43252529 is 92525234.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43230625 + 21904 = 6575^2 + 148^2 .

It is a cyclic number.

It is not a de Polignac number, because 43252529 - 2⁴ = 43252513 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 43252495 and 43252504.

It is not a weakly prime, because it can be changed into another prime (43252589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21626264 + 21626265.

It is an arithmetic number, because the mean of its divisors is an integer number (21626265).

Almost surely, 2^43252529 is an apocalyptic number.

It is an amenable number.

43252529 is a deficient number, since it is larger than the sum of its proper divisors (1).

43252529 is an equidigital number, since it uses as much as digits as its factorization.

43252529 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21600, while the sum is 32.

The square root of 43252529 is about 6576.6654924817. The cubic root of 43252529 is about 351.0242892475.

The spelling of 43252529 in words is "forty-three million, two hundred fifty-two thousand, five hundred twenty-nine".