432321007 has 2 divisors, whose sum is σ = 432321008. Its totient is φ = 432321006.

The previous prime is 432320989. The next prime is 432321017. The reversal of 432321007 is 700123234.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-432321007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (432321017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216160503 + 216160504.

It is an arithmetic number, because the mean of its divisors is an integer number (216160504).

Almost surely, 2^432321007 is an apocalyptic number.

432321007 is a deficient number, since it is larger than the sum of its proper divisors (1).

432321007 is an equidigital number, since it uses as much as digits as its factorization.

432321007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 432321007 is about 20792.3304850611. The cubic root of 432321007 is about 756.1398259281.

The spelling of 432321007 in words is "four hundred thirty-two million, three hundred twenty-one thousand, seven".