431420063 has 2 divisors, whose sum is σ = 431420064. Its totient is φ = 431420062.

The previous prime is 431420057. The next prime is 431420089. The reversal of 431420063 is 360024134.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 431420063 - 2²⁸ = 162984607 is a prime.

It is a super-2 number, since 2×431420063² = 372246541517847938, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (431420663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215710031 + 215710032.

It is an arithmetic number, because the mean of its divisors is an integer number (215710032).

Almost surely, 2^431420063 is an apocalyptic number.

431420063 is a deficient number, since it is larger than the sum of its proper divisors (1).

431420063 is an equidigital number, since it uses as much as digits as its factorization.

431420063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 431420063 is about 20770.6538895626. The cubic root of 431420063 is about 755.6142030656.

Adding to 431420063 its reverse (360024134), we get a palindrome (791444197).

The spelling of 431420063 in words is "four hundred thirty-one million, four hundred twenty thousand, sixty-three".