4313421456431 has 2 divisors, whose sum is σ = 4313421456432. Its totient is φ = 4313421456430.

The previous prime is 4313421456427. The next prime is 4313421456451. The reversal of 4313421456431 is 1346541243134.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4313421456431 - 2² = 4313421456427 is a prime.

It is a super-3 number, since 3×4313421456431³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4313421456451) 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, 2156710728215 + 2156710728216.

It is an arithmetic number, because the mean of its divisors is an integer number (2156710728216).

Almost surely, 2^{4313421456431} is an apocalyptic number.

4313421456431 is a deficient number, since it is larger than the sum of its proper divisors (1).

4313421456431 is an equidigital number, since it uses as much as digits as its factorization.

4313421456431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 414720, while the sum is 41.

Adding to 4313421456431 its reverse (1346541243134), we get a palindrome (5659962699565).

The spelling of 4313421456431 in words is "four trillion, three hundred thirteen billion, four hundred twenty-one million, four hundred fifty-six thousand, four hundred thirty-one".