12505125 has 16 divisors (see below), whose sum is σ = 20809152. Its totient is φ = 6669200.

The previous prime is 12505117. The next prime is 12505133. The reversal of 12505125 is 52150521.

12505125 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12505117) and next prime (12505133).

It is not a de Polignac number, because 12505125 - 2³ = 12505117 is a prime.

12505125 is a modest number, since divided by 5125 gives 125 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16299 + ... + 17048.

It is an arithmetic number, because the mean of its divisors is an integer number (1300572).

Almost surely, 2^12505125 is an apocalyptic number.

12505125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12505125 is a deficient number, since it is larger than the sum of its proper divisors (8304027).

12505125 is an equidigital number, since it uses as much as digits as its factorization.

12505125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33365 (or 33355 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 21.

The square root of 12505125 is about 3536.2586161083. The cubic root of 12505125 is about 232.1111548706. Note that the first 4 decimals are identical.

Adding to 12505125 its reverse (52150521), we get a palindrome (64655646).

The spelling of 12505125 in words is "twelve million, five hundred five thousand, one hundred twenty-five".