5123403 has 6 divisors (see below), whose sum is σ = 7400484. Its totient is φ = 3415596.

The previous prime is 5123399. The next prime is 5123429. The reversal of 5123403 is 3043215.

5123403 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5123403 - 2² = 5123399 is a prime.

5123403 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5123453) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 284625 + ... + 284642.

It is an arithmetic number, because the mean of its divisors is an integer number (1233414).

Almost surely, 2^5123403 is an apocalyptic number.

5123403 is a deficient number, since it is larger than the sum of its proper divisors (2277081).

5123403 is a wasteful number, since it uses less digits than its factorization.

5123403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 569273 (or 569270 counting only the distinct ones).

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

The square root of 5123403 is about 2263.4935387582. The cubic root of 5123403 is about 172.3929518565.

Adding to 5123403 its reverse (3043215), we get a palindrome (8166618).

The spelling of 5123403 in words is "five million, one hundred twenty-three thousand, four hundred three".