11126320263 has 48 divisors (see below), whose sum is σ = 16643128320. Its totient is φ = 7158969792.

The previous prime is 11126320229. The next prime is 11126320291. The reversal of 11126320263 is 36202362111.

11126320263 is a `hidden beast` number, since 1 + 1 + 1 + 2 + 632 + 0 + 26 + 3 = 666.

11126320263 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11126320263 - 2²¹ = 11124223111 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11126320223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18954256 + ... + 18954842.

It is an arithmetic number, because the mean of its divisors is an integer number (346731840).

Almost surely, 2^11126320263 is an apocalyptic number.

11126320263 is a deficient number, since it is larger than the sum of its proper divisors (5516808057).

11126320263 is a wasteful number, since it uses less digits than its factorization.

11126320263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1228 (or 1225 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 11126320263 its reverse (36202362111), we get a palindrome (47328682374).

The spelling of 11126320263 in words is "eleven billion, one hundred twenty-six million, three hundred twenty thousand, two hundred sixty-three".