966003 has 4 divisors (see below), whose sum is σ = 1288008. Its totient is φ = 644000.

The previous prime is 965989. The next prime is 966011. The reversal of 966003 is 300669.

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 966003 - 2⁹ = 965491 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (966013) 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, 160998 + ... + 161003.

It is an arithmetic number, because the mean of its divisors is an integer number (322002).

2⁹⁶⁶⁰⁰³ is an apocalyptic number.

966003 is a deficient number, since it is larger than the sum of its proper divisors (322005).

966003 is a wasteful number, since it uses less digits than its factorization.

966003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322004.

The product of its (nonzero) digits is 972, while the sum is 24.

The square root of 966003 is about 982.8545161925. The cubic root of 966003 is about 98.8536762976.

The spelling of 966003 in words is "nine hundred sixty-six thousand, three".