111502441134481 has 2 divisors, whose sum is σ = 111502441134482. Its totient is φ = 111502441134480.

The previous prime is 111502441134431. The next prime is 111502441134523. The reversal of 111502441134481 is 184431144205111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82236331980625 + 29266109153856 = 9068425^2 + 5409816^2 .

It is a cyclic number.

It is not a de Polignac number, because 111502441134481 - 2²⁹ = 111501904263569 is a prime.

It is a super-2 number, since 2×111502441134481² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (111502441134431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55751220567240 + 55751220567241.

It is an arithmetic number, because the mean of its divisors is an integer number (55751220567241).

Almost surely, 2^{111502441134481} is an apocalyptic number.

It is an amenable number.

111502441134481 is a deficient number, since it is larger than the sum of its proper divisors (1).

111502441134481 is an equidigital number, since it uses as much as digits as its factorization.

111502441134481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 61440, while the sum is 40.

Adding to 111502441134481 its reverse (184431144205111), we get a palindrome (295933585339592).

The spelling of 111502441134481 in words is "one hundred eleven trillion, five hundred two billion, four hundred forty-one million, one hundred thirty-four thousand, four hundred eighty-one".