12147625 has 16 divisors (see below), whose sum is σ = 17327232. Its totient is φ = 8329200.

The previous prime is 12147599. The next prime is 12147659. The reversal of 12147625 is 52674121.

It is not a de Polignac number, because 12147625 - 2¹⁵ = 12114857 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12147593 and 12147602.

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, 6067 + ... + 7816.

It is an arithmetic number, because the mean of its divisors is an integer number (1082952).

Almost surely, 2^12147625 is an apocalyptic number.

It is an amenable number.

12147625 is a deficient number, since it is larger than the sum of its proper divisors (5179607).

12147625 is an equidigital number, since it uses as much as digits as its factorization.

12147625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13905 (or 13895 counting only the distinct ones).

The product of its digits is 3360, while the sum is 28.

The square root of 12147625 is about 3485.3443158460. The cubic root of 12147625 is about 229.8778494423.

The spelling of 12147625 in words is "twelve million, one hundred forty-seven thousand, six hundred twenty-five".