11110033991137 has 2 divisors, whose sum is σ = 11110033991138. Its totient is φ = 11110033991136.

The previous prime is 11110033991117. The next prime is 11110033991167. The reversal of 11110033991137 is 73119933001111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11046024485136 + 64009506001 = 3323556^2 + 253001^2 .

It is a cyclic number.

It is not a de Polignac number, because 11110033991137 - 2³¹ = 11107886507489 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11110033991137.

It is not a weakly prime, because it can be changed into another prime (11110033991117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555016995568 + 5555016995569.

It is an arithmetic number, because the mean of its divisors is an integer number (5555016995569).

Almost surely, 2^{11110033991137} is an apocalyptic number.

It is an amenable number.

11110033991137 is a deficient number, since it is larger than the sum of its proper divisors (1).

11110033991137 is an equidigital number, since it uses as much as digits as its factorization.

11110033991137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15309, while the sum is 40.

Adding to 11110033991137 its reverse (73119933001111), we get a palindrome (84229966992248).

The spelling of 11110033991137 in words is "eleven trillion, one hundred ten billion, thirty-three million, nine hundred ninety-one thousand, one hundred thirty-seven".