11745225 has 18 divisors (see below), whose sum is σ = 21037406. Its totient is φ = 6264000.

The previous prime is 11745221. The next prime is 11745257. The reversal of 11745225 is 52254711.

It can be written as a sum of positive squares in 3 ways, for example, as 2178576 + 9566649 = 1476^2 + 3093^2 .

It is not a de Polignac number, because 11745225 - 2² = 11745221 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11745221) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 25876 + ... + 26325.

Almost surely, 2^11745225 is an apocalyptic number.

11745225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11745225 is a deficient number, since it is larger than the sum of its proper divisors (9292181).

11745225 is a wasteful number, since it uses less digits than its factorization.

11745225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52217 (or 52209 counting only the distinct ones).

The product of its digits is 2800, while the sum is 27.

The square root of 11745225 is about 3427.1307240898. The cubic root of 11745225 is about 227.3109970706.

Adding to 11745225 its reverse (52254711), we get a palindrome (63999936).

The spelling of 11745225 in words is "eleven million, seven hundred forty-five thousand, two hundred twenty-five".