111013140487 has 2 divisors, whose sum is σ = 111013140488. Its totient is φ = 111013140486.

The previous prime is 111013140481. The next prime is 111013140607. The reversal of 111013140487 is 784041310111.

It is a weak prime.

It is an emirp because it is prime and its reverse (784041310111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111013140487 - 2¹⁹ = 111012616199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111013140481) 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 as a sum of consecutive naturals, namely, 55506570243 + 55506570244.

It is an arithmetic number, because the mean of its divisors is an integer number (55506570244).

Almost surely, 2^111013140487 is an apocalyptic number.

111013140487 is a deficient number, since it is larger than the sum of its proper divisors (1).

111013140487 is an equidigital number, since it uses as much as digits as its factorization.

111013140487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 31.

Adding to 111013140487 its reverse (784041310111), we get a palindrome (895054450598).

The spelling of 111013140487 in words is "one hundred eleven billion, thirteen million, one hundred forty thousand, four hundred eighty-seven".