14431183121 has 2 divisors, whose sum is σ = 14431183122. Its totient is φ = 14431183120.

The previous prime is 14431183027. The next prime is 14431183139. The reversal of 14431183121 is 12138113441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13844816896 + 586366225 = 117664^2 + 24215^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14431183121 is a prime.

It is not a weakly prime, because it can be changed into another prime (14431183141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7215591560 + 7215591561.

It is an arithmetic number, because the mean of its divisors is an integer number (7215591561).

Almost surely, 2^14431183121 is an apocalyptic number.

It is an amenable number.

14431183121 is a deficient number, since it is larger than the sum of its proper divisors (1).

14431183121 is an equidigital number, since it uses as much as digits as its factorization.

14431183121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2304, while the sum is 29.

Adding to 14431183121 its reverse (12138113441), we get a palindrome (26569296562).

The spelling of 14431183121 in words is "fourteen billion, four hundred thirty-one million, one hundred eighty-three thousand, one hundred twenty-one".