12125300 has 72 divisors (see below), whose sum is σ = 29289792. Its totient is φ = 4320000.

The previous prime is 12125293. The next prime is 12125317. The reversal of 12125300 is 352121.

12125300 = 205² + 206² + ... + 355².

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 80225 + ... + 80375.

Almost surely, 2^12125300 is an apocalyptic number.

12125300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12125300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14644896).

12125300 is an abundant number, since it is smaller than the sum of its proper divisors (17164492).

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

12125300 is a wasteful number, since it uses less digits than its factorization.

12125300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249 (or 242 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 12125300 is about 3482.1401465191. The cubic root of 12125300 is about 229.7369393167.

Adding to 12125300 its reverse (352121), we get a palindrome (12477421).

The spelling of 12125300 in words is "twelve million, one hundred twenty-five thousand, three hundred".