14243320369 has 2 divisors, whose sum is σ = 14243320370. Its totient is φ = 14243320368.

The previous prime is 14243320253. The next prime is 14243320381. The reversal of 14243320369 is 96302334241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14235591969 + 7728400 = 119313^2 + 2780^2 .

It is a cyclic number.

It is not a de Polignac number, because 14243320369 - 2¹¹ = 14243318321 is a prime.

It is a super-2 number, since 2×14243320369² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14243320669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7121660184 + 7121660185.

It is an arithmetic number, because the mean of its divisors is an integer number (7121660185).

Almost surely, 2^14243320369 is an apocalyptic number.

It is an amenable number.

14243320369 is a deficient number, since it is larger than the sum of its proper divisors (1).

14243320369 is an equidigital number, since it uses as much as digits as its factorization.

14243320369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 37.

The spelling of 14243320369 in words is "fourteen billion, two hundred forty-three million, three hundred twenty thousand, three hundred sixty-nine".