12132300 has 72 divisors (see below), whose sum is σ = 36084496. Its totient is φ = 3144960.

The previous prime is 12132299. The next prime is 12132301. The reversal of 12132300 is 323121.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12132299) and next prime (12132301).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12132301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10554 + ... + 11646.

Almost surely, 2^12132300 is an apocalyptic number.

12132300 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 12132300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18042248).

12132300 is an abundant number, since it is smaller than the sum of its proper divisors (23952196).

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

12132300 is a wasteful number, since it uses less digits than its factorization.

12132300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1147 (or 1140 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 12132300 is about 3483.1451304819. The cubic root of 12132300 is about 229.7811402632.

Adding to 12132300 its reverse (323121), we get a palindrome (12455421).

It can be divided in two parts, 12 and 132300, that multiplied together give a square (1587600 = 1260²).

The spelling of 12132300 in words is "twelve million, one hundred thirty-two thousand, three hundred".