12012303 has 16 divisors (see below), whose sum is σ = 16686432. Its totient is φ = 7680000.

The previous prime is 12012289. The next prime is 12012331. The reversal of 12012303 is 30321021.

It is a happy number.

It is not a de Polignac number, because 12012303 - 2⁵ = 12012271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12010303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6703 + ... + 8303.

It is an arithmetic number, because the mean of its divisors is an integer number (1042902).

Almost surely, 2^12012303 is an apocalyptic number.

12012303 is a deficient number, since it is larger than the sum of its proper divisors (4674129).

12012303 is a wasteful number, since it uses less digits than its factorization.

12012303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1706.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 12012303 is about 3465.8769453055. The cubic root of 12012303 is about 229.0210630054.

Adding to 12012303 its reverse (30321021), we get a palindrome (42333324).

The spelling of 12012303 in words is "twelve million, twelve thousand, three hundred three".