12103732 has 12 divisors (see below), whose sum is σ = 21540960. Its totient is φ = 5949176.

The previous prime is 12103709. The next prime is 12103747. The reversal of 12103732 is 23730121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25408 + ... + 25879.

It is an arithmetic number, because the mean of its divisors is an integer number (1795080).

Almost surely, 2^12103732 is an apocalyptic number.

It is an amenable number.

12103732 is a deficient number, since it is larger than the sum of its proper divisors (9437228).

12103732 is a wasteful number, since it uses less digits than its factorization.

12103732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51350 (or 51348 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 12103732 is about 3479.0418221114. The cubic root of 12103732 is about 229.6006428371.

Adding to 12103732 its reverse (23730121), we get a palindrome (35833853).

The spelling of 12103732 in words is "twelve million, one hundred three thousand, seven hundred thirty-two".