2128124 has 12 divisors (see below), whose sum is σ = 3738504. Its totient is φ = 1059984.

The previous prime is 2128103. The next prime is 2128153. The reversal of 2128124 is 4218212.

It is a happy number.

2128124 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2128096 and 2128105.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 362 + ... + 2094.

It is an arithmetic number, because the mean of its divisors is an integer number (311542).

2^2128124 is an apocalyptic number.

It is an amenable number.

2128124 is a deficient number, since it is larger than the sum of its proper divisors (1610380).

2128124 is a wasteful number, since it uses less digits than its factorization.

2128124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2044 (or 2042 counting only the distinct ones).

The product of its digits is 256, while the sum is 20.

The square root of 2128124 is about 1458.8091033442. The cubic root of 2128124 is about 128.6270501256.

The spelling of 2128124 in words is "two million, one hundred twenty-eight thousand, one hundred twenty-four".