11052503821 has 2 divisors, whose sum is σ = 11052503822. Its totient is φ = 11052503820.

The previous prime is 11052503773. The next prime is 11052503827. The reversal of 11052503821 is 12830525011.

11052503821 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8470441225 + 2582062596 = 92035^2 + 50814^2 .

It is a cyclic number.

It is not a de Polignac number, because 11052503821 - 2¹¹ = 11052501773 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11052503821.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11052503827) 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 as a sum of consecutive naturals, namely, 5526251910 + 5526251911.

It is an arithmetic number, because the mean of its divisors is an integer number (5526251911).

Almost surely, 2^11052503821 is an apocalyptic number.

It is an amenable number.

11052503821 is a deficient number, since it is larger than the sum of its proper divisors (1).

11052503821 is an equidigital number, since it uses as much as digits as its factorization.

11052503821 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2400, while the sum is 28.

The spelling of 11052503821 in words is "eleven billion, fifty-two million, five hundred three thousand, eight hundred twenty-one".