11045500533 has 6 divisors (see below), whose sum is σ = 15954611894. Its totient is φ = 7363667016.

The previous prime is 11045500523. The next prime is 11045500547. The reversal of 11045500533 is 33500554011.

11045500533 is a `hidden beast` number, since 1 + 104 + 5 + 500 + 53 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 10224849924 + 820650609 = 101118^2 + 28647^2 .

It is not a de Polignac number, because 11045500533 - 2⁶ = 11045500469 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11045500497 and 11045500506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11045500523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 613638910 + ... + 613638927.

Almost surely, 2^11045500533 is an apocalyptic number.

It is an amenable number.

11045500533 is a deficient number, since it is larger than the sum of its proper divisors (4909111361).

11045500533 is a wasteful number, since it uses less digits than its factorization.

11045500533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1227277843 (or 1227277840 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The spelling of 11045500533 in words is "eleven billion, forty-five million, five hundred thousand, five hundred thirty-three".