14393738729 has 2 divisors, whose sum is σ = 14393738730. Its totient is φ = 14393738728.

The previous prime is 14393738713. The next prime is 14393738771. The reversal of 14393738729 is 92783739341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9002214400 + 5391524329 = 94880^2 + 73427^2 .

It is an emirp because it is prime and its reverse (92783739341) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14393738729 - 2⁴ = 14393738713 is a prime.

It is not a weakly prime, because it can be changed into another prime (14393738129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7196869364 + 7196869365.

It is an arithmetic number, because the mean of its divisors is an integer number (7196869365).

Almost surely, 2^14393738729 is an apocalyptic number.

It is an amenable number.

14393738729 is a deficient number, since it is larger than the sum of its proper divisors (1).

14393738729 is an equidigital number, since it uses as much as digits as its factorization.

14393738729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6858432, while the sum is 56.

The spelling of 14393738729 in words is "fourteen billion, three hundred ninety-three million, seven hundred thirty-eight thousand, seven hundred twenty-nine".