14311155121 has 2 divisors, whose sum is σ = 14311155122. Its totient is φ = 14311155120.

The previous prime is 14311155097. The next prime is 14311155139. The reversal of 14311155121 is 12155111341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10428494400 + 3882660721 = 102120^2 + 62311^2 .

It is a cyclic number.

It is not a de Polignac number, because 14311155121 - 2²⁷ = 14176937393 is a prime.

It is not a weakly prime, because it can be changed into another prime (14311155191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7155577560 + 7155577561.

It is an arithmetic number, because the mean of its divisors is an integer number (7155577561).

Almost surely, 2^14311155121 is an apocalyptic number.

It is an amenable number.

14311155121 is a deficient number, since it is larger than the sum of its proper divisors (1).

14311155121 is an equidigital number, since it uses as much as digits as its factorization.

14311155121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 600, while the sum is 25.

Adding to 14311155121 its reverse (12155111341), we get a palindrome (26466266462).

The spelling of 14311155121 in words is "fourteen billion, three hundred eleven million, one hundred fifty-five thousand, one hundred twenty-one".