11553333073 has 2 divisors, whose sum is σ = 11553333074. Its totient is φ = 11553333072.

The previous prime is 11553333047. The next prime is 11553333089. The reversal of 11553333073 is 37033335511.

11553333073 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., 11473194769 + 80138304 = 107113^2 + 8952^2 .

It is an emirp because it is prime and its reverse (37033335511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11553333073 - 2³³ = 2963398481 is a prime.

It is not a weakly prime, because it can be changed into another prime (11553333013) 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, 5776666536 + 5776666537.

It is an arithmetic number, because the mean of its divisors is an integer number (5776666537).

Almost surely, 2^11553333073 is an apocalyptic number.

It is an amenable number.

11553333073 is a deficient number, since it is larger than the sum of its proper divisors (1).

11553333073 is an equidigital number, since it uses as much as digits as its factorization.

11553333073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42525, while the sum is 34.

Adding to 11553333073 its reverse (37033335511), we get a palindrome (48586668584).

The spelling of 11553333073 in words is "eleven billion, five hundred fifty-three million, three hundred thirty-three thousand, seventy-three".