4111123005 has 160 divisors (see below), whose sum is σ = 8963602560. Its totient is φ = 1776660480.

The previous prime is 4111122959. The next prime is 4111123007. The reversal of 4111123005 is 5003211114.

4111123005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4111123005 - 2⁸ = 4111122749 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4111123007) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 1437537 + ... + 1440393.

It is an arithmetic number, because the mean of its divisors is an integer number (56022516).

Almost surely, 2^4111123005 is an apocalyptic number.

4111123005 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4111123005 is an abundant number, since it is smaller than the sum of its proper divisors (4852479555).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4111123005 is a wasteful number, since it uses less digits than its factorization.

4111123005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2921 (or 2912 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 4111123005 is about 64118.0396222467. The cubic root of 4111123005 is about 1601.9667227864.

Adding to 4111123005 its reverse (5003211114), we get a palindrome (9114334119).

The spelling of 4111123005 in words is "four billion, one hundred eleven million, one hundred twenty-three thousand, five".