432052009 has 2 divisors, whose sum is σ = 432052010. Its totient is φ = 432052008.

The previous prime is 432052007. The next prime is 432052031. The reversal of 432052009 is 900250234.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 323892009 + 108160000 = 17997^2 + 10400^2 .

It is a cyclic number.

It is not a de Polignac number, because 432052009 - 2¹ = 432052007 is a prime.

Together with 432052007, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (432052007) 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 as a sum of consecutive naturals, namely, 216026004 + 216026005.

It is an arithmetic number, because the mean of its divisors is an integer number (216026005).

Almost surely, 2^432052009 is an apocalyptic number.

It is an amenable number.

432052009 is a deficient number, since it is larger than the sum of its proper divisors (1).

432052009 is an equidigital number, since it uses as much as digits as its factorization.

432052009 is an odious number, because the sum of its binary digits is odd.

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

The square root of 432052009 is about 20785.8607952618. The cubic root of 432052009 is about 755.9829654019.

The spelling of 432052009 in words is "four hundred thirty-two million, fifty-two thousand, nine".