983403 has 6 divisors (see below), whose sum is σ = 1420484. Its totient is φ = 655596.

The previous prime is 983377. The next prime is 983407. The reversal of 983403 is 304389.

983403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 983403 - 2⁵ = 983371 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 983403.

It is not an unprimeable number, because it can be changed into a prime (983407) 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, 54625 + ... + 54642.

2⁹⁸³⁴⁰³ is an apocalyptic number.

983403 is a deficient number, since it is larger than the sum of its proper divisors (437081).

983403 is a wasteful number, since it uses less digits than its factorization.

983403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109273 (or 109270 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 983403 is about 991.6667787115. Note that the first 3 decimals coincide. The cubic root of 983403 is about 99.4436774583.

The spelling of 983403 in words is "nine hundred eighty-three thousand, four hundred three".