14131320143257 has 2 divisors, whose sum is σ = 14131320143258. Its totient is φ = 14131320143256.

The previous prime is 14131320143203. The next prime is 14131320143287. The reversal of 14131320143257 is 75234102313141.

14131320143257 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., 7170698529856 + 6960621613401 = 2677816^2 + 2638299^2 .

It is an emirp because it is prime and its reverse (75234102313141) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14131320143257 - 2²⁷ = 14131185925529 is a prime.

It is not a weakly prime, because it can be changed into another prime (14131320143287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7065660071628 + 7065660071629.

It is an arithmetic number, because the mean of its divisors is an integer number (7065660071629).

Almost surely, 2^{14131320143257} is an apocalyptic number.

It is an amenable number.

14131320143257 is a deficient number, since it is larger than the sum of its proper divisors (1).

14131320143257 is an equidigital number, since it uses as much as digits as its factorization.

14131320143257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 37.

Adding to 14131320143257 its reverse (75234102313141), we get a palindrome (89365422456398).

The spelling of 14131320143257 in words is "fourteen trillion, one hundred thirty-one billion, three hundred twenty million, one hundred forty-three thousand, two hundred fifty-seven".