111442040063 has 2 divisors, whose sum is σ = 111442040064. Its totient is φ = 111442040062.

The previous prime is 111442039979. The next prime is 111442040071. The reversal of 111442040063 is 360040244111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111442040063 - 2¹⁰ = 111442039039 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111442045063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55721020031 + 55721020032.

It is an arithmetic number, because the mean of its divisors is an integer number (55721020032).

Almost surely, 2^111442040063 is an apocalyptic number.

111442040063 is a deficient number, since it is larger than the sum of its proper divisors (1).

111442040063 is an equidigital number, since it uses as much as digits as its factorization.

111442040063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 111442040063 its reverse (360040244111), we get a palindrome (471482284174).

The spelling of 111442040063 in words is "one hundred eleven billion, four hundred forty-two million, forty thousand, sixty-three".