9994503 has 16 divisors (see below), whose sum is σ = 13810176. Its totient is φ = 6425280.

The previous prime is 9994499. The next prime is 9994507. The reversal of 9994503 is 3054999.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (9994499) and next prime (9994507).

It is not a de Polignac number, because 9994503 - 2² = 9994499 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9994507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9808 + ... + 10778.

It is an arithmetic number, because the mean of its divisors is an integer number (863136).

Almost surely, 2^9994503 is an apocalyptic number.

9994503 is a deficient number, since it is larger than the sum of its proper divisors (3815673).

9994503 is a wasteful number, since it uses less digits than its factorization.

9994503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1094.

The product of its (nonzero) digits is 43740, while the sum is 39.

The square root of 9994503 is about 3161.4083886774. The cubic root of 9994503 is about 215.4039853426.

The spelling of 9994503 in words is "nine million, nine hundred ninety-four thousand, five hundred three".