11314451445281 has 2 divisors, whose sum is σ = 11314451445282. Its totient is φ = 11314451445280.

The previous prime is 11314451445263. The next prime is 11314451445413. The reversal of 11314451445281 is 18254415441311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6898607310400 + 4415844134881 = 2626520^2 + 2101391^2 .

It is a cyclic number.

It is not a de Polignac number, because 11314451445281 - 2⁶ = 11314451445217 is a prime.

It is a super-2 number, since 2×11314451445281² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11314451435281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5657225722640 + 5657225722641.

It is an arithmetic number, because the mean of its divisors is an integer number (5657225722641).

Almost surely, 2^{11314451445281} is an apocalyptic number.

It is an amenable number.

11314451445281 is a deficient number, since it is larger than the sum of its proper divisors (1).

11314451445281 is an equidigital number, since it uses as much as digits as its factorization.

11314451445281 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 307200, while the sum is 44.

Adding to 11314451445281 its reverse (18254415441311), we get a palindrome (29568866886592).

The spelling of 11314451445281 in words is "eleven trillion, three hundred fourteen billion, four hundred fifty-one million, four hundred forty-five thousand, two hundred eighty-one".