432320087 has 2 divisors, whose sum is σ = 432320088. Its totient is φ = 432320086.

The previous prime is 432320011. The next prime is 432320107. The reversal of 432320087 is 780023234.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 432320087 - 2¹² = 432315991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (432320887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216160043 + 216160044.

It is an arithmetic number, because the mean of its divisors is an integer number (216160044).

Almost surely, 2^432320087 is an apocalyptic number.

432320087 is a deficient number, since it is larger than the sum of its proper divisors (1).

432320087 is an equidigital number, since it uses as much as digits as its factorization.

432320087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 432320087 is about 20792.3083615071. The cubic root of 432320087 is about 756.1392895604.

The spelling of 432320087 in words is "four hundred thirty-two million, three hundred twenty thousand, eighty-seven".