1104401215889 has 2 divisors, whose sum is σ = 1104401215890. Its totient is φ = 1104401215888.

The previous prime is 1104401215859. The next prime is 1104401215891. The reversal of 1104401215889 is 9885121044011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 556456321600 + 547944894289 = 745960^2 + 740233^2 .

It is a cyclic number.

It is not a de Polignac number, because 1104401215889 - 2⁸ = 1104401215633 is a prime.

Together with 1104401215891, 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 (1104401215849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552200607944 + 552200607945.

It is an arithmetic number, because the mean of its divisors is an integer number (552200607945).

Almost surely, 2^{1104401215889} is an apocalyptic number.

It is an amenable number.

1104401215889 is a deficient number, since it is larger than the sum of its proper divisors (1).

1104401215889 is an equidigital number, since it uses as much as digits as its factorization.

1104401215889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 92160, while the sum is 44.

The spelling of 1104401215889 in words is "one trillion, one hundred four billion, four hundred one million, two hundred fifteen thousand, eight hundred eighty-nine".