104004055511 has 4 divisors (see below), whose sum is σ = 108525970992. Its totient is φ = 99482140032.

The previous prime is 104004055501. The next prime is 104004055549. The reversal of 104004055511 is 115550400401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 115550400401 = 31 ⋅3727432271.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104004055511 is a prime.

It is a super-2 number, since 2×104004055511² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104004055501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2260957706 + ... + 2260957751.

It is an arithmetic number, because the mean of its divisors is an integer number (27131492748).

Almost surely, 2^104004055511 is an apocalyptic number.

104004055511 is a deficient number, since it is larger than the sum of its proper divisors (4521915481).

104004055511 is an equidigital number, since it uses as much as digits as its factorization.

104004055511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4521915480.

The product of its (nonzero) digits is 2000, while the sum is 26.

Adding to 104004055511 its reverse (115550400401), we get a palindrome (219554455912).

The spelling of 104004055511 in words is "one hundred four billion, four million, fifty-five thousand, five hundred eleven".