11132653121 has 2 divisors, whose sum is σ = 11132653122. Its totient is φ = 11132653120.

The previous prime is 11132653093. The next prime is 11132653163. The reversal of 11132653121 is 12135623111.

11132653121 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., 11101572496 + 31080625 = 105364^2 + 5575^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11132653121 is a prime.

It is a super-2 number, since 2×11132653121² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (11132653421) 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, 5566326560 + 5566326561.

It is an arithmetic number, because the mean of its divisors is an integer number (5566326561).

Almost surely, 2^11132653121 is an apocalyptic number.

It is an amenable number.

11132653121 is a deficient number, since it is larger than the sum of its proper divisors (1).

11132653121 is an equidigital number, since it uses as much as digits as its factorization.

11132653121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1080, while the sum is 26.

The spelling of 11132653121 in words is "eleven billion, one hundred thirty-two million, six hundred fifty-three thousand, one hundred twenty-one".