11252550533 has 4 divisors (see below), whose sum is σ = 12860057760. Its totient is φ = 9645043308.

The previous prime is 11252550523. The next prime is 11252550541. The reversal of 11252550533 is 33505525211.

11252550533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33505525211 = 145829 ⋅229759.

It is a cyclic number.

It is not a de Polignac number, because 11252550533 - 2⁸ = 11252550277 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11252550533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11252550523) 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 3 ways as a sum of consecutive naturals, for example, 803753603 + ... + 803753616.

It is an arithmetic number, because the mean of its divisors is an integer number (3215014440).

Almost surely, 2^11252550533 is an apocalyptic number.

It is an amenable number.

11252550533 is a deficient number, since it is larger than the sum of its proper divisors (1607507227).

11252550533 is an equidigital number, since it uses as much as digits as its factorization.

11252550533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1607507226.

The product of its (nonzero) digits is 22500, while the sum is 32.

The spelling of 11252550533 in words is "eleven billion, two hundred fifty-two million, five hundred fifty thousand, five hundred thirty-three".