2453123 has 4 divisors (see below), whose sum is σ = 2532288. Its totient is φ = 2373960.

The previous prime is 2453119. The next prime is 2453141. The reversal of 2453123 is 3213542.

It is a happy number.

2453123 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 an emirpimes, since its reverse is a distinct semiprime: 3213542 = 2 ⋅1606771.

It is a cyclic number.

It is not a de Polignac number, because 2453123 - 2² = 2453119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2453095 and 2453104.

It is not an unprimeable number, because it can be changed into a prime (2453173) by changing a digit.

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, 39536 + ... + 39597.

It is an arithmetic number, because the mean of its divisors is an integer number (633072).

2^2453123 is an apocalyptic number.

2453123 is a deficient number, since it is larger than the sum of its proper divisors (79165).

2453123 is an equidigital number, since it uses as much as digits as its factorization.

2453123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79164.

The product of its digits is 720, while the sum is 20.

The square root of 2453123 is about 1566.2448722981. The cubic root of 2453123 is about 134.8672311509.

Adding to 2453123 its reverse (3213542), we get a palindrome (5666665).

The spelling of 2453123 in words is "two million, four hundred fifty-three thousand, one hundred twenty-three".