14318637121 has 2 divisors, whose sum is σ = 14318637122. Its totient is φ = 14318637120.

The previous prime is 14318637079. The next prime is 14318637133. The reversal of 14318637121 is 12173681341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11948894721 + 2369742400 = 109311^2 + 48680^2 .

It is an emirp because it is prime and its reverse (12173681341) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14318637121 - 2¹⁷ = 14318506049 is a prime.

It is not a weakly prime, because it can be changed into another prime (14318638121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7159318560 + 7159318561.

It is an arithmetic number, because the mean of its divisors is an integer number (7159318561).

Almost surely, 2^14318637121 is an apocalyptic number.

It is an amenable number.

14318637121 is a deficient number, since it is larger than the sum of its proper divisors (1).

14318637121 is an equidigital number, since it uses as much as digits as its factorization.

14318637121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192, while the sum is 37.

The spelling of 14318637121 in words is "fourteen billion, three hundred eighteen million, six hundred thirty-seven thousand, one hundred twenty-one".