11125625 has 20 divisors (see below), whose sum is σ = 15894912. Its totient is φ = 7626000.

The previous prime is 11125619. The next prime is 11125627. The reversal of 11125625 is 52652111.

It is a happy number.

It is not a de Polignac number, because 11125625 - 2⁸ = 11125369 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11125625.

It is not an unprimeable number, because it can be changed into a prime (11125627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3104 + ... + 5646.

Almost surely, 2^11125625 is an apocalyptic number.

It is an amenable number.

11125625 is a deficient number, since it is larger than the sum of its proper divisors (4769287).

11125625 is an frugal number, since it uses more digits than its factorization.

11125625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2570 (or 2555 counting only the distinct ones).

The product of its digits is 600, while the sum is 23.

The square root of 11125625 is about 3335.5097061769. The cubic root of 11125625 is about 223.2414351739.

Adding to 11125625 its reverse (52652111), we get a palindrome (63777736).

The spelling of 11125625 in words is "eleven million, one hundred twenty-five thousand, six hundred twenty-five".