11103101254543 has 2 divisors, whose sum is σ = 11103101254544. Its totient is φ = 11103101254542.

The previous prime is 11103101254481. The next prime is 11103101254547. The reversal of 11103101254543 is 34545210130111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11103101254543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11103101254547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5551550627271 + 5551550627272.

It is an arithmetic number, because the mean of its divisors is an integer number (5551550627272).

Almost surely, 2^{11103101254543} is an apocalyptic number.

11103101254543 is a deficient number, since it is larger than the sum of its proper divisors (1).

11103101254543 is an equidigital number, since it uses as much as digits as its factorization.

11103101254543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 31.

Adding to 11103101254543 its reverse (34545210130111), we get a palindrome (45648311384654).

The spelling of 11103101254543 in words is "eleven trillion, one hundred three billion, one hundred one million, two hundred fifty-four thousand, five hundred forty-three".