4530123 has 24 divisors (see below), whose sum is σ = 7280000. Its totient is φ = 2695680.

The previous prime is 4530121. The next prime is 4530157. The reversal of 4530123 is 3210354.

It is not a de Polignac number, because 4530123 - 2¹ = 4530121 is a prime.

4530123 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 4530096 and 4530105.

It is not an unprimeable number, because it can be changed into a prime (4530121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3003 + ... + 4251.

Almost surely, 2^4530123 is an apocalyptic number.

4530123 is a deficient number, since it is larger than the sum of its proper divisors (2749877).

4530123 is a wasteful number, since it uses less digits than its factorization.

4530123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1299 (or 1296 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 4530123 is about 2128.4085604038. The cubic root of 4530123 is about 165.4639285150.

Adding to 4530123 its reverse (3210354), we get a palindrome (7740477).

The spelling of 4530123 in words is "four million, five hundred thirty thousand, one hundred twenty-three".