11555263 has 2 divisors, whose sum is σ = 11555264. Its totient is φ = 11555262.

The previous prime is 11555213. The next prime is 11555273. The reversal of 11555263 is 36255511.

11555263 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11555263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11555213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5777631 + 5777632.

It is an arithmetic number, because the mean of its divisors is an integer number (5777632).

Almost surely, 2^11555263 is an apocalyptic number.

11555263 is a deficient number, since it is larger than the sum of its proper divisors (1).

11555263 is an equidigital number, since it uses as much as digits as its factorization.

11555263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4500, while the sum is 28.

The square root of 11555263 is about 3399.3033109742. The cubic root of 11555263 is about 226.0788549328.

The spelling of 11555263 in words is "eleven million, five hundred fifty-five thousand, two hundred sixty-three".