5123803 has 4 divisors (see below), whose sum is σ = 5163048. Its totient is φ = 5084560.

The previous prime is 5123791. The next prime is 5123821. The reversal of 5123803 is 3083215.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3083215 = 5 ⋅616643.

It is a cyclic number.

It is not a de Polignac number, because 5123803 - 2⁵ = 5123771 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

5123803 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5123873) 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, 19426 + ... + 19687.

It is an arithmetic number, because the mean of its divisors is an integer number (1290762).

Almost surely, 2^5123803 is an apocalyptic number.

5123803 is a deficient number, since it is larger than the sum of its proper divisors (39245).

5123803 is a wasteful number, since it uses less digits than its factorization.

5123803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39244.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 5123803 is about 2263.5818960223. The cubic root of 5123803 is about 172.3974381576.

The spelling of 5123803 in words is "five million, one hundred twenty-three thousand, eight hundred three".