431230635504073 has 2 divisors, whose sum is σ = 431230635504074. Its totient is φ = 431230635504072.

The previous prime is 431230635504047. The next prime is 431230635504139. The reversal of 431230635504073 is 370405536032134.

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., 330205883578624 + 101024751925449 = 18171568^2 + 10051107^2 .

It is a cyclic number.

It is not a de Polignac number, because 431230635504073 - 2²¹ = 431230633406921 is a prime.

It is not a weakly prime, because it can be changed into another prime (431230635504973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215615317752036 + 215615317752037.

It is an arithmetic number, because the mean of its divisors is an integer number (215615317752037).

Almost surely, 2^{431230635504073} is an apocalyptic number.

It is an amenable number.

431230635504073 is a deficient number, since it is larger than the sum of its proper divisors (1).

431230635504073 is an equidigital number, since it uses as much as digits as its factorization.

431230635504073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2721600, while the sum is 46.

The spelling of 431230635504073 in words is "four hundred thirty-one trillion, two hundred thirty billion, six hundred thirty-five million, five hundred four thousand, seventy-three".