431122531524431 has 2 divisors, whose sum is σ = 431122531524432. Its totient is φ = 431122531524430.

The previous prime is 431122531524407. The next prime is 431122531524467. The reversal of 431122531524431 is 134425135221134.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 431122531524431 - 2¹⁰ = 431122531523407 is a prime.

It is a super-2 number, since 2×431122531524431² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (431122531524481) 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, 215561265762215 + 215561265762216.

It is an arithmetic number, because the mean of its divisors is an integer number (215561265762216).

Almost surely, 2^{431122531524431} is an apocalyptic number.

431122531524431 is a deficient number, since it is larger than the sum of its proper divisors (1).

431122531524431 is an equidigital number, since it uses as much as digits as its factorization.

431122531524431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 345600, while the sum is 41.

Adding to 431122531524431 its reverse (134425135221134), we get a palindrome (565547666745565).

The spelling of 431122531524431 in words is "four hundred thirty-one trillion, one hundred twenty-two billion, five hundred thirty-one million, five hundred twenty-four thousand, four hundred thirty-one".