11255505103 has 2 divisors, whose sum is σ = 11255505104. Its totient is φ = 11255505102.

The previous prime is 11255505083. The next prime is 11255505127. The reversal of 11255505103 is 30150555211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11255505103 - 2⁹ = 11255504591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11255500103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5627752551 + 5627752552.

It is an arithmetic number, because the mean of its divisors is an integer number (5627752552).

Almost surely, 2^11255505103 is an apocalyptic number.

11255505103 is a deficient number, since it is larger than the sum of its proper divisors (1).

11255505103 is an equidigital number, since it uses as much as digits as its factorization.

11255505103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3750, while the sum is 28.

The spelling of 11255505103 in words is "eleven billion, two hundred fifty-five million, five hundred five thousand, one hundred three".