14393607857 has 2 divisors, whose sum is σ = 14393607858. Its totient is φ = 14393607856.

The previous prime is 14393607797. The next prime is 14393607901. The reversal of 14393607857 is 75870639341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13939108096 + 454499761 = 118064^2 + 21319^2 .

It is a cyclic number.

It is not a de Polignac number, because 14393607857 - 2¹² = 14393603761 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14393607799 and 14393607808.

It is not a weakly prime, because it can be changed into another prime (14393601857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7196803928 + 7196803929.

It is an arithmetic number, because the mean of its divisors is an integer number (7196803929).

Almost surely, 2^14393607857 is an apocalyptic number.

It is an amenable number.

14393607857 is a deficient number, since it is larger than the sum of its proper divisors (1).

14393607857 is an equidigital number, since it uses as much as digits as its factorization.

14393607857 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3810240, while the sum is 53.

The spelling of 14393607857 in words is "fourteen billion, three hundred ninety-three million, six hundred seven thousand, eight hundred fifty-seven".