11352435636121 has 2 divisors, whose sum is σ = 11352435636122. Its totient is φ = 11352435636120.

The previous prime is 11352435636043. The next prime is 11352435636161. The reversal of 11352435636121 is 12163653425311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11301194975625 + 51240660496 = 3361725^2 + 226364^2 .

It is an emirp because it is prime and its reverse (12163653425311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11352435636121 - 2²⁵ = 11352402081689 is a prime.

It is not a weakly prime, because it can be changed into another prime (11352435636161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5676217818060 + 5676217818061.

It is an arithmetic number, because the mean of its divisors is an integer number (5676217818061).

Almost surely, 2^{11352435636121} is an apocalyptic number.

It is an amenable number.

11352435636121 is a deficient number, since it is larger than the sum of its proper divisors (1).

11352435636121 is an equidigital number, since it uses as much as digits as its factorization.

11352435636121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 388800, while the sum is 43.

The spelling of 11352435636121 in words is "eleven trillion, three hundred fifty-two billion, four hundred thirty-five million, six hundred thirty-six thousand, one hundred twenty-one".