11755113241 has 3 divisors (see below), whose sum is σ = 11755221663. Its totient is φ = 11755004820.

The previous prime is 11755113191. The next prime is 11755113247. The reversal of 11755113241 is 14231155711.

It is a happy number.

The square root of 11755113241 is 108421.

It is a perfect power (a square), and thus also a powerful number.

11755113241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 7018920841 + 4736192400 = 83779^2 + 68820^2 .

It is not a de Polignac number, because 11755113241 - 2⁷ = 11755113113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11755113247) 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 in 2 ways as a sum of consecutive naturals, for example, 54211 + ... + 162631.

It is an arithmetic number, because the mean of its divisors is an integer number (3918407221).

Almost surely, 2^11755113241 is an apocalyptic number.

11755113241 is the 108421-st square number.

11755113241 is the 54211-st centered octagonal number.

It is an amenable number.

11755113241 is a deficient number, since it is larger than the sum of its proper divisors (108422).

11755113241 is an frugal number, since it uses more digits than its factorization.

11755113241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216842 (or 108421 counting only the distinct ones).

The product of its digits is 4200, while the sum is 31.

Adding to 11755113241 its reverse (14231155711), we get a palindrome (25986268952).

The spelling of 11755113241 in words is "eleven billion, seven hundred fifty-five million, one hundred thirteen thousand, two hundred forty-one".