12534900 has 144 divisors (see below), whose sum is σ = 42663936. Its totient is φ = 2782080.

The previous prime is 12534883. The next prime is 12534901. The reversal of 12534900 is 943521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12534901) 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 47 ways as a sum of consecutive naturals, for example, 98637 + ... + 98763.

Almost surely, 2^12534900 is an apocalyptic number.

12534900 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 12534900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21331968).

12534900 is an abundant number, since it is smaller than the sum of its proper divisors (30129036).

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

12534900 is a wasteful number, since it uses less digits than its factorization.

12534900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198 (or 191 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 12534900 is about 3540.4660710138. The cubic root of 12534900 is about 232.2952295789.

The spelling of 12534900 in words is "twelve million, five hundred thirty-four thousand, nine hundred".