1104304213889 has 2 divisors, whose sum is σ = 1104304213890. Its totient is φ = 1104304213888.

The previous prime is 1104304213853. The next prime is 1104304213891. The reversal of 1104304213889 is 9883124034011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 749782810000 + 354521403889 = 865900^2 + 595417^2 .

It is a cyclic number.

It is not a de Polignac number, because 1104304213889 - 2²⁴ = 1104287436673 is a prime.

Together with 1104304213891, 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 (1104304213849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552152106944 + 552152106945.

It is an arithmetic number, because the mean of its divisors is an integer number (552152106945).

Almost surely, 2^{1104304213889} is an apocalyptic number.

It is an amenable number.

1104304213889 is a deficient number, since it is larger than the sum of its proper divisors (1).

1104304213889 is an equidigital number, since it uses as much as digits as its factorization.

1104304213889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 165888, while the sum is 44.

The spelling of 1104304213889 in words is "one trillion, one hundred four billion, three hundred four million, two hundred thirteen thousand, eight hundred eighty-nine".