11556333053 has 2 divisors, whose sum is σ = 11556333054. Its totient is φ = 11556333052.

The previous prime is 11556333043. The next prime is 11556333067. The reversal of 11556333053 is 35033365511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7035518884 + 4520814169 = 83878^2 + 67237^2 .

It is a cyclic number.

It is not a de Polignac number, because 11556333053 - 2¹⁶ = 11556267517 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11556333013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5778166526 + 5778166527.

It is an arithmetic number, because the mean of its divisors is an integer number (5778166527).

Almost surely, 2^11556333053 is an apocalyptic number.

It is an amenable number.

11556333053 is a deficient number, since it is larger than the sum of its proper divisors (1).

11556333053 is an equidigital number, since it uses as much as digits as its factorization.

11556333053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60750, while the sum is 35.

Adding to 11556333053 its reverse (35033365511), we get a palindrome (46589698564).

The spelling of 11556333053 in words is "eleven billion, five hundred fifty-six million, three hundred thirty-three thousand, fifty-three".