12500275 has 12 divisors (see below), whose sum is σ = 15648552. Its totient is φ = 9904640.

The previous prime is 12500263. The next prime is 12500329. The reversal of 12500275 is 57200521.

It is a de Polignac number, because none of the positive numbers 2^k-12500275 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 339 + ... + 5011.

It is an arithmetic number, because the mean of its divisors is an integer number (1304046).

Almost surely, 2^12500275 is an apocalyptic number.

12500275 is a deficient number, since it is larger than the sum of its proper divisors (3148277).

12500275 is a wasteful number, since it uses less digits than its factorization.

12500275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4790 (or 4785 counting only the distinct ones).

The product of its (nonzero) digits is 700, while the sum is 22.

The square root of 12500275 is about 3535.5727965918. The cubic root of 12500275 is about 232.0811435841.

Adding to 12500275 its reverse (57200521), we get a palindrome (69700796).

The spelling of 12500275 in words is "twelve million, five hundred thousand, two hundred seventy-five".