11004164121 has 4 divisors (see below), whose sum is σ = 14672218832. Its totient is φ = 7336109412.

The previous prime is 11004164081. The next prime is 11004164123. The reversal of 11004164121 is 12146140011.

11004164121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 12146140011 = 3 ⋅4048713337.

It is not a de Polignac number, because 11004164121 - 2²¹ = 11002066969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11004164123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1834027351 + ... + 1834027356.

It is an arithmetic number, because the mean of its divisors is an integer number (3668054708).

Almost surely, 2^11004164121 is an apocalyptic number.

It is an amenable number.

11004164121 is a deficient number, since it is larger than the sum of its proper divisors (3668054711).

11004164121 is an equidigital number, since it uses as much as digits as its factorization.

11004164121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3668054710.

The product of its (nonzero) digits is 192, while the sum is 21.

The spelling of 11004164121 in words is "eleven billion, four million, one hundred sixty-four thousand, one hundred twenty-one".