4321342142431 has 2 divisors, whose sum is σ = 4321342142432. Its totient is φ = 4321342142430.

The previous prime is 4321342142423. The next prime is 4321342142477. The reversal of 4321342142431 is 1342412431234.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4321342142431 - 2³ = 4321342142423 is a prime.

It is a super-2 number, since 2×4321342142431² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4321342142401) 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, 2160671071215 + 2160671071216.

It is an arithmetic number, because the mean of its divisors is an integer number (2160671071216).

Almost surely, 2^{4321342142431} is an apocalyptic number.

4321342142431 is a deficient number, since it is larger than the sum of its proper divisors (1).

4321342142431 is an equidigital number, since it uses as much as digits as its factorization.

4321342142431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 55296, while the sum is 34.

Adding to 4321342142431 its reverse (1342412431234), we get a palindrome (5663754573665).

The spelling of 4321342142431 in words is "four trillion, three hundred twenty-one billion, three hundred forty-two million, one hundred forty-two thousand, four hundred thirty-one".