111104440009 has 2 divisors, whose sum is σ = 111104440010. Its totient is φ = 111104440008.

The previous prime is 111104439967. The next prime is 111104440121. The reversal of 111104440009 is 900044401111.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 103465155600 + 7639284409 = 321660^2 + 87403^2 .

It is a cyclic number.

It is not a de Polignac number, because 111104440009 - 2⁹ = 111104439497 is a prime.

It is not a weakly prime, because it can be changed into another prime (111104440309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55552220004 + 55552220005.

It is an arithmetic number, because the mean of its divisors is an integer number (55552220005).

Almost surely, 2^111104440009 is an apocalyptic number.

It is an amenable number.

111104440009 is a deficient number, since it is larger than the sum of its proper divisors (1).

111104440009 is an equidigital number, since it uses as much as digits as its factorization.

111104440009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 25.

The spelling of 111104440009 in words is "one hundred eleven billion, one hundred four million, four hundred forty thousand, nine".