12102552 has 192 divisors, whose sum is σ = 42681600. Its totient is φ = 3006720.

The previous prime is 12102551. The next prime is 12102557. The reversal of 12102552 is 25520121.

12102552 is a `hidden beast` number, since 12 + 102 + 552 = 666.

12102552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a zygodrome in base 6.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12102551) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 205099 + ... + 205157.

It is an arithmetic number, because the mean of its divisors is an integer number (222300).

Almost surely, 2^12102552 is an apocalyptic number.

12102552 is a gapful number since it is divisible by the number (12) 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 12102552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21340800).

12102552 is an abundant number, since it is smaller than the sum of its proper divisors (30579048).

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

12102552 is a wasteful number, since it uses less digits than its factorization.

12102552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126 (or 119 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 12102552 is about 3478.8722310542. The cubic root of 12102552 is about 229.5931812938.

Adding to 12102552 its reverse (25520121), we get a palindrome (37622673).

Subtracting 12102552 from its reverse (25520121), we obtain a square (13417569 = 3663²).

The spelling of 12102552 in words is "twelve million, one hundred two thousand, five hundred fifty-two".