14013020257 has 2 divisors, whose sum is σ = 14013020258. Its totient is φ = 14013020256.

The previous prime is 14013020233. The next prime is 14013020279. The reversal of 14013020257 is 75202031041.

It is a happy number.

14013020257 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8965059856 + 5047960401 = 94684^2 + 71049^2 .

It is a cyclic number.

It is not a de Polignac number, because 14013020257 - 2⁷ = 14013020129 is a prime.

It is not a weakly prime, because it can be changed into another prime (14013020297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7006510128 + 7006510129.

It is an arithmetic number, because the mean of its divisors is an integer number (7006510129).

Almost surely, 2^14013020257 is an apocalyptic number.

It is an amenable number.

14013020257 is a deficient number, since it is larger than the sum of its proper divisors (1).

14013020257 is an equidigital number, since it uses as much as digits as its factorization.

14013020257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 25.

Adding to 14013020257 its reverse (75202031041), we get a palindrome (89215051298).

The spelling of 14013020257 in words is "fourteen billion, thirteen million, twenty thousand, two hundred fifty-seven".