11113161103237 has 2 divisors, whose sum is σ = 11113161103238. Its totient is φ = 11113161103236.

The previous prime is 11113161103217. The next prime is 11113161103243. The reversal of 11113161103237 is 73230116131111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9233339126881 + 1879821976356 = 3038641^2 + 1371066^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11113161103237 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11113161103199 and 11113161103208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11113161103217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5556580551618 + 5556580551619.

It is an arithmetic number, because the mean of its divisors is an integer number (5556580551619).

Almost surely, 2^{11113161103237} is an apocalyptic number.

It is an amenable number.

11113161103237 is a deficient number, since it is larger than the sum of its proper divisors (1).

11113161103237 is an equidigital number, since it uses as much as digits as its factorization.

11113161103237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 31.

Adding to 11113161103237 its reverse (73230116131111), we get a palindrome (84343277234348).

The spelling of 11113161103237 in words is "eleven trillion, one hundred thirteen billion, one hundred sixty-one million, one hundred three thousand, two hundred thirty-seven".