4145134225 has 36 divisors (see below), whose sum is σ = 5542243984. Its totient is φ = 3074100480.

The previous prime is 4145134223. The next prime is 4145134237. The reversal of 4145134225 is 5224315414.

It is not a de Polignac number, because 4145134225 - 2¹ = 4145134223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4145134223) 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 35 ways as a sum of consecutive naturals, for example, 479794 + ... + 488356.

Almost surely, 2^4145134225 is an apocalyptic number.

It is an amenable number.

4145134225 is a deficient number, since it is larger than the sum of its proper divisors (1397109759).

4145134225 is a wasteful number, since it uses less digits than its factorization.

4145134225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8674 (or 8652 counting only the distinct ones).

The product of its digits is 19200, while the sum is 31.

The square root of 4145134225 is about 64382.7168190346. The cubic root of 4145134225 is about 1606.3722731893.

Adding to 4145134225 its reverse (5224315414), we get a palindrome (9369449639).

The spelling of 4145134225 in words is "four billion, one hundred forty-five million, one hundred thirty-four thousand, two hundred twenty-five".