12516375 has 16 divisors (see below), whose sum is σ = 20827872. Its totient is φ = 6675200.

The previous prime is 12516373. The next prime is 12516379. The reversal of 12516375 is 57361521.

It is not a de Polignac number, because 12516375 - 2¹ = 12516373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12516373) 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, 16314 + ... + 17063.

It is an arithmetic number, because the mean of its divisors is an integer number (1301742).

Almost surely, 2^12516375 is an apocalyptic number.

12516375 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12516375 is a deficient number, since it is larger than the sum of its proper divisors (8311497).

12516375 is an equidigital number, since it uses as much as digits as its factorization.

12516375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33395 (or 33385 counting only the distinct ones).

The product of its digits is 6300, while the sum is 30.

The square root of 12516375 is about 3537.8489227213. The cubic root of 12516375 is about 232.1807388166.

Adding to 12516375 its reverse (57361521), we get a palindrome (69877896).

It can be divided in two parts, 1251 and 6375, that added together give a triangular number (7626 = T₁₂₃).

The spelling of 12516375 in words is "twelve million, five hundred sixteen thousand, three hundred seventy-five".