12261125 has 16 divisors (see below), whose sum is σ = 15634944. Its totient is φ = 9595600.

The previous prime is 12261101. The next prime is 12261127. The reversal of 12261125 is 52116221.

12261125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12261125 - 2⁸ = 12260869 is a prime.

It is a super-3 number, since 3×12261125³ (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12261097 and 12261106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12261127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4832 + ... + 6918.

It is an arithmetic number, because the mean of its divisors is an integer number (977184).

Almost surely, 2^12261125 is an apocalyptic number.

It is an amenable number.

12261125 is a deficient number, since it is larger than the sum of its proper divisors (3373819).

12261125 is an equidigital number, since it uses as much as digits as its factorization.

12261125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2149 (or 2139 counting only the distinct ones).

The product of its digits is 240, while the sum is 20.

The square root of 12261125 is about 3501.5889250453. The cubic root of 12261125 is about 230.5915773032.

Adding to 12261125 its reverse (52116221), we get a palindrome (64377346).

The spelling of 12261125 in words is "twelve million, two hundred sixty-one thousand, one hundred twenty-five".