1110199687841 has 2 divisors, whose sum is σ = 1110199687842. Its totient is φ = 1110199687840.

The previous prime is 1110199687783. The next prime is 1110199687843. The reversal of 1110199687841 is 1487869910111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 723818100625 + 386381587216 = 850775^2 + 621596^2 .

It is a cyclic number.

It is not a de Polignac number, because 1110199687841 - 2⁶ = 1110199687777 is a prime.

Together with 1110199687843, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1110199687843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555099843920 + 555099843921.

It is an arithmetic number, because the mean of its divisors is an integer number (555099843921).

Almost surely, 2^{1110199687841} is an apocalyptic number.

It is an amenable number.

1110199687841 is a deficient number, since it is larger than the sum of its proper divisors (1).

1110199687841 is an equidigital number, since it uses as much as digits as its factorization.

1110199687841 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 870912, while the sum is 56.

The spelling of 1110199687841 in words is "one trillion, one hundred ten billion, one hundred ninety-nine million, six hundred eighty-seven thousand, eight hundred forty-one".