11504523533 has 2 divisors, whose sum is σ = 11504523534. Its totient is φ = 11504523532.

The previous prime is 11504523521. The next prime is 11504523647. The reversal of 11504523533 is 33532540511.

11504523533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7660275529 + 3844248004 = 87523^2 + 62002^2 .

It is a cyclic number.

It is not a de Polignac number, because 11504523533 - 2⁴ = 11504523517 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11504523533.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11504523133) 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, 5752261766 + 5752261767.

It is an arithmetic number, because the mean of its divisors is an integer number (5752261767).

Almost surely, 2^11504523533 is an apocalyptic number.

It is an amenable number.

11504523533 is a deficient number, since it is larger than the sum of its proper divisors (1).

11504523533 is an equidigital number, since it uses as much as digits as its factorization.

11504523533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27000, while the sum is 32.

The spelling of 11504523533 in words is "eleven billion, five hundred four million, five hundred twenty-three thousand, five hundred thirty-three".