4511225 has 12 divisors (see below), whose sum is σ = 5746284. Its totient is φ = 3510720.

The previous prime is 4511219. The next prime is 4511231. The reversal of 4511225 is 5221154.

It is an interprime number because it is at equal distance from previous prime (4511219) and next prime (4511231).

It can be written as a sum of positive squares in 6 ways, for example, as 4096 + 4507129 = 64^2 + 2123^2 .

It is not a de Polignac number, because 4511225 - 2⁴ = 4511209 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4511197 and 4511206.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 1514 + ... + 3363.

It is an arithmetic number, because the mean of its divisors is an integer number (478857).

Almost surely, 2^4511225 is an apocalyptic number.

It is an amenable number.

4511225 is a deficient number, since it is larger than the sum of its proper divisors (1235059).

4511225 is a wasteful number, since it uses less digits than its factorization.

4511225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4924 (or 4919 counting only the distinct ones).

The product of its digits is 400, while the sum is 20.

The square root of 4511225 is about 2123.9644535632. The cubic root of 4511225 is about 165.2335230294.

Adding to 4511225 its reverse (5221154), we get a palindrome (9732379).

It can be divided in two parts, 4 and 511225, that multiplied together give a square (2044900 = 1430²).

The spelling of 4511225 in words is "four million, five hundred eleven thousand, two hundred twenty-five".