12003148 has 12 divisors (see below), whose sum is σ = 21918960. Its totient is φ = 5740592.

The previous prime is 12003127. The next prime is 12003161. The reversal of 12003148 is 84130021.

It is a super-3 number, since 3×12003148³ (a number of 22 digits) contains 333 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 65143 + ... + 65326.

It is an arithmetic number, because the mean of its divisors is an integer number (1826580).

Almost surely, 2^12003148 is an apocalyptic number.

It is an amenable number.

12003148 is a deficient number, since it is larger than the sum of its proper divisors (9915812).

12003148 is a wasteful number, since it uses less digits than its factorization.

12003148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130496 (or 130494 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 12003148 is about 3464.5559600041. Note that the first 3 decimals coincide. The cubic root of 12003148 is about 228.9628665405.

Adding to 12003148 its reverse (84130021), we get a palindrome (96133169).

The spelling of 12003148 in words is "twelve million, three thousand, one hundred forty-eight".