12545132 has 24 divisors (see below), whose sum is σ = 22482432. Its totient is φ = 6123600.

The previous prime is 12545129. The next prime is 12545171. The reversal of 12545132 is 23154521.

It is a junction number, because it is equal to n+sod(n) for n = 12545098 and 12545107.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46157 + ... + 46427.

It is an arithmetic number, because the mean of its divisors is an integer number (936768).

Almost surely, 2^12545132 is an apocalyptic number.

It is an amenable number.

12545132 is a deficient number, since it is larger than the sum of its proper divisors (9937300).

12545132 is a wasteful number, since it uses less digits than its factorization.

12545132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509 (or 507 counting only the distinct ones).

The product of its digits is 1200, while the sum is 23.

The square root of 12545132 is about 3541.9107837437. The cubic root of 12545132 is about 232.3584184451.

Adding to 12545132 its reverse (23154521), we get a palindrome (35699653).

The spelling of 12545132 in words is "twelve million, five hundred forty-five thousand, one hundred thirty-two".