431381594023 has 2 divisors, whose sum is σ = 431381594024. Its totient is φ = 431381594022.

The previous prime is 431381594009. The next prime is 431381594117. The reversal of 431381594023 is 320495183134.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-431381594023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (431381504023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215690797011 + 215690797012.

It is an arithmetic number, because the mean of its divisors is an integer number (215690797012).

Almost surely, 2^431381594023 is an apocalyptic number.

431381594023 is a deficient number, since it is larger than the sum of its proper divisors (1).

431381594023 is an equidigital number, since it uses as much as digits as its factorization.

431381594023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311040, while the sum is 43.

The spelling of 431381594023 in words is "four hundred thirty-one billion, three hundred eighty-one million, five hundred ninety-four thousand, twenty-three".