12103600 has 30 divisors (see below), whose sum is σ = 29079860. Its totient is φ = 4841280.

The previous prime is 12103591. The next prime is 12103603. The reversal of 12103600 is 630121.

It is not an unprimeable number, because it can be changed into a prime (12103603) 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 5 ways as a sum of consecutive naturals, for example, 14730 + ... + 15529.

Almost surely, 2^12103600 is an apocalyptic number.

12103600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12103600 is an abundant number, since it is smaller than the sum of its proper divisors (16976260).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12103600 is a wasteful number, since it uses less digits than its factorization.

12103600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30277 (or 30266 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 12103600 is about 3479.0228513190. The cubic root of 12103600 is about 229.5998081801.

Adding to 12103600 its reverse (630121), we get a palindrome (12733721).

The spelling of 12103600 in words is "twelve million, one hundred three thousand, six hundred".