4123503 has 12 divisors (see below), whose sum is σ = 6306768. Its totient is φ = 2587200.

The previous prime is 4123489. The next prime is 4123507. The reversal of 4123503 is 3053214.

It is not a de Polignac number, because 4123503 - 2⁶ = 4123439 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4123507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13323 + ... + 13628.

It is an arithmetic number, because the mean of its divisors is an integer number (525564).

Almost surely, 2^4123503 is an apocalyptic number.

4123503 is a deficient number, since it is larger than the sum of its proper divisors (2183265).

4123503 is a wasteful number, since it uses less digits than its factorization.

4123503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26974 (or 26971 counting only the distinct ones).

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

The square root of 4123503 is about 2030.6410317927. The cubic root of 4123503 is about 160.3573134296.

Adding to 4123503 its reverse (3053214), we get a palindrome (7176717).

The spelling of 4123503 in words is "four million, one hundred twenty-three thousand, five hundred three".