4125201225 has 48 divisors (see below), whose sum is σ = 7309329792. Its totient is φ = 2047541760.

The previous prime is 4125201221. The next prime is 4125201239. The reversal of 4125201225 is 5221025214.

4125201225 = 470² + 471² + ... + 2319².

It is not a de Polignac number, because 4125201225 - 2² = 4125201221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4125201195 and 4125201204.

It is not an unprimeable number, because it can be changed into a prime (4125201221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 31509 + ... + 96141.

It is an arithmetic number, because the mean of its divisors is an integer number (152277704).

Almost surely, 2^4125201225 is an apocalyptic number.

It is an amenable number.

4125201225 is a deficient number, since it is larger than the sum of its proper divisors (3184128567).

4125201225 is a wasteful number, since it uses less digits than its factorization.

4125201225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64706 (or 64701 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 4125201225 is about 64227.7294087219. The cubic root of 4125201225 is about 1603.7932428000.

Adding to 4125201225 its reverse (5221025214), we get a palindrome (9346226439).

The spelling of 4125201225 in words is "four billion, one hundred twenty-five million, two hundred one thousand, two hundred twenty-five".