11451304010543 has 2 divisors, whose sum is σ = 11451304010544. Its totient is φ = 11451304010542.

The previous prime is 11451304010527. The next prime is 11451304010561. The reversal of 11451304010543 is 34501040315411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11451304010543 - 2⁴ = 11451304010527 is a prime.

It is a super-2 number, since 2×11451304010543² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11451304310543) 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, 5725652005271 + 5725652005272.

It is an arithmetic number, because the mean of its divisors is an integer number (5725652005272).

Almost surely, 2^{11451304010543} is an apocalyptic number.

11451304010543 is a deficient number, since it is larger than the sum of its proper divisors (1).

11451304010543 is an equidigital number, since it uses as much as digits as its factorization.

11451304010543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14400, while the sum is 32.

Adding to 11451304010543 its reverse (34501040315411), we get a palindrome (45952344325954).

The spelling of 11451304010543 in words is "eleven trillion, four hundred fifty-one billion, three hundred four million, ten thousand, five hundred forty-three".