14431400421127 has 2 divisors, whose sum is σ = 14431400421128. Its totient is φ = 14431400421126.

The previous prime is 14431400420999. The next prime is 14431400421199. The reversal of 14431400421127 is 72112400413441.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14431400421127 - 2⁷ = 14431400420999 is a prime.

It is a super-2 number, since 2×14431400421127² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14431400421092 and 14431400421101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14431400421827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7215700210563 + 7215700210564.

It is an arithmetic number, because the mean of its divisors is an integer number (7215700210564).

Almost surely, 2^{14431400421127} is an apocalyptic number.

14431400421127 is a deficient number, since it is larger than the sum of its proper divisors (1).

14431400421127 is an equidigital number, since it uses as much as digits as its factorization.

14431400421127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21504, while the sum is 34.

Adding to 14431400421127 its reverse (72112400413441), we get a palindrome (86543800834568).

The spelling of 14431400421127 in words is "fourteen trillion, four hundred thirty-one billion, four hundred million, four hundred twenty-one thousand, one hundred twenty-seven".