987303 has 4 divisors (see below), whose sum is σ = 1316408. Its totient is φ = 658200.

The previous prime is 987299. The next prime is 987313. The reversal of 987303 is 303789.

987303 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 987303 - 2² = 987299 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (987313) 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, 164548 + ... + 164553.

It is an arithmetic number, because the mean of its divisors is an integer number (329102).

2⁹⁸⁷³⁰³ is an apocalyptic number.

987303 is a deficient number, since it is larger than the sum of its proper divisors (329105).

987303 is a wasteful number, since it uses less digits than its factorization.

987303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329104.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 987303 is about 993.6312193163. The cubic root of 987303 is about 99.5749626588.

The spelling of 987303 in words is "nine hundred eighty-seven thousand, three hundred three".