431282563 has 2 divisors, whose sum is σ = 431282564. Its totient is φ = 431282562.

The previous prime is 431282549. The next prime is 431282569. The reversal of 431282563 is 365282134.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 431282563 - 2⁵ = 431282531 is a prime.

It is not a weakly prime, because it can be changed into another prime (431282569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215641281 + 215641282.

It is an arithmetic number, because the mean of its divisors is an integer number (215641282).

Almost surely, 2^431282563 is an apocalyptic number.

431282563 is a deficient number, since it is larger than the sum of its proper divisors (1).

431282563 is an equidigital number, since it uses as much as digits as its factorization.

431282563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34560, while the sum is 34.

The square root of 431282563 is about 20767.3436674024. The cubic root of 431282563 is about 755.5339193687.

The spelling of 431282563 in words is "four hundred thirty-one million, two hundred eighty-two thousand, five hundred sixty-three".