2134123 has 4 divisors (see below), whose sum is σ = 2191840. Its totient is φ = 2076408.

The previous prime is 2134109. The next prime is 2134141. The reversal of 2134123 is 3214312.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2134123 - 2⁹ = 2133611 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2134097 and 2134106.

It is not an unprimeable number, because it can be changed into a prime (2134183) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28803 + ... + 28876.

It is an arithmetic number, because the mean of its divisors is an integer number (547960).

2^2134123 is an apocalyptic number.

2134123 is a deficient number, since it is larger than the sum of its proper divisors (57717).

2134123 is an equidigital number, since it uses as much as digits as its factorization.

2134123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57716.

The product of its digits is 144, while the sum is 16.

The square root of 2134123 is about 1460.8637855735. The cubic root of 2134123 is about 128.7477996293.

Adding to 2134123 its reverse (3214312), we get a palindrome (5348435).

The spelling of 2134123 in words is "two million, one hundred thirty-four thousand, one hundred twenty-three".