123303 has 8 divisors (see below), whose sum is σ = 171648. Its totient is φ = 78584.

The previous prime is 123289. The next prime is 123307. The reversal of 123303 is 303321.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 123303 - 2⁶ = 123239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 825 + ... + 962.

It is an arithmetic number, because the mean of its divisors is an integer number (21456).

2¹²³³⁰³ is an apocalyptic number.

123303 is a deficient number, since it is larger than the sum of its proper divisors (48345).

123303 is a wasteful number, since it uses less digits than its factorization.

123303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1813.

The product of its (nonzero) digits is 54, while the sum is 12.

The square root of 123303 is about 351.1452690839. The cubic root of 123303 is about 49.7727016079.

Adding to 123303 its reverse (303321), we get a palindrome (426624).

The spelling of 123303 in words is "one hundred twenty-three thousand, three hundred three", and thus it is an iban number.