12633303 has 4 divisors (see below), whose sum is σ = 16844408. Its totient is φ = 8422200.

The previous prime is 12633253. The next prime is 12633311. The reversal of 12633303 is 30333621.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30333621 = 3 ⋅10111207.

It is not a de Polignac number, because 12633303 - 2⁹ = 12632791 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12633303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12633323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2105548 + ... + 2105553.

It is an arithmetic number, because the mean of its divisors is an integer number (4211102).

Almost surely, 2^12633303 is an apocalyptic number.

12633303 is a deficient number, since it is larger than the sum of its proper divisors (4211105).

12633303 is an equidigital number, since it uses as much as digits as its factorization.

12633303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4211104.

The product of its (nonzero) digits is 972, while the sum is 21.

The square root of 12633303 is about 3554.3358029314. The cubic root of 12633303 is about 232.9015099465.

Adding to 12633303 its reverse (30333621), we get a palindrome (42966924).

The spelling of 12633303 in words is "twelve million, six hundred thirty-three thousand, three hundred three".