14780305697 has 2 divisors, whose sum is σ = 14780305698. Its totient is φ = 14780305696.

The previous prime is 14780305679. The next prime is 14780305717. The reversal of 14780305697 is 79650308741.

Together with previous prime (14780305679) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13149438241 + 1630867456 = 114671^2 + 40384^2 .

It is a cyclic number.

It is not a de Polignac number, because 14780305697 - 2¹⁴ = 14780289313 is a prime.

It is not a weakly prime, because it can be changed into another prime (14780302697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7390152848 + 7390152849.

It is an arithmetic number, because the mean of its divisors is an integer number (7390152849).

Almost surely, 2^14780305697 is an apocalyptic number.

It is an amenable number.

14780305697 is a deficient number, since it is larger than the sum of its proper divisors (1).

14780305697 is an equidigital number, since it uses as much as digits as its factorization.

14780305697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1270080, while the sum is 50.

The spelling of 14780305697 in words is "fourteen billion, seven hundred eighty million, three hundred five thousand, six hundred ninety-seven".