5138003 has 4 divisors (see below), whose sum is σ = 5533248. Its totient is φ = 4742760.

The previous prime is 5137987. The next prime is 5138009. The reversal of 5138003 is 3008315.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5138003 - 2⁴ = 5137987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5138009) 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, 197603 + ... + 197628.

It is an arithmetic number, because the mean of its divisors is an integer number (1383312).

Almost surely, 2^5138003 is an apocalyptic number.

5138003 is a deficient number, since it is larger than the sum of its proper divisors (395245).

5138003 is a wasteful number, since it uses less digits than its factorization.

5138003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395244.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 5138003 is about 2266.7163474948. The cubic root of 5138003 is about 172.5565508071.

The spelling of 5138003 in words is "five million, one hundred thirty-eight thousand, three".