12090003 has 8 divisors (see below), whose sum is σ = 16280016. Its totient is φ = 7980000.

The previous prime is 12089999. The next prime is 12090011. The reversal of 12090003 is 30009021.

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

It is not a de Polignac number, because 12090003 - 2² = 12089999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12090053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19648 + ... + 20253.

It is an arithmetic number, because the mean of its divisors is an integer number (2035002).

Almost surely, 2^12090003 is an apocalyptic number.

12090003 is a deficient number, since it is larger than the sum of its proper divisors (4190013).

12090003 is a wasteful number, since it uses less digits than its factorization.

12090003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40005.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 12090003 is about 3477.0681615407. The cubic root of 12090003 is about 229.5137996553.

Adding to 12090003 its reverse (30009021), we get a palindrome (42099024).

The spelling of 12090003 in words is "twelve million, ninety thousand, three".