1116217020487 has 2 divisors, whose sum is σ = 1116217020488. Its totient is φ = 1116217020486.

The previous prime is 1116217020403. The next prime is 1116217020511. The reversal of 1116217020487 is 7840207126111.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (7840207126111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1116217020487 - 2¹¹ = 1116217018439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1116217020287) 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, 558108510243 + 558108510244.

It is an arithmetic number, because the mean of its divisors is an integer number (558108510244).

Almost surely, 2^{1116217020487} is an apocalyptic number.

1116217020487 is a deficient number, since it is larger than the sum of its proper divisors (1).

1116217020487 is an equidigital number, since it uses as much as digits as its factorization.

1116217020487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37632, while the sum is 40.

The spelling of 1116217020487 in words is "one trillion, one hundred sixteen billion, two hundred seventeen million, twenty thousand, four hundred eighty-seven".