4245134125 has 16 divisors (see below), whose sum is σ = 5365002240. Its totient is φ = 3353110800.

The previous prime is 4245134119. The next prime is 4245134149. The reversal of 4245134125 is 5214315424.

It is a de Polignac number, because none of the positive numbers 2^k-4245134125 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205069 + ... + 224818.

It is an arithmetic number, because the mean of its divisors is an integer number (335312640).

Almost surely, 2^4245134125 is an apocalyptic number.

It is an amenable number.

4245134125 is a deficient number, since it is larger than the sum of its proper divisors (1119868115).

4245134125 is an equidigital number, since it uses as much as digits as its factorization.

4245134125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429981 (or 429971 counting only the distinct ones).

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

The square root of 4245134125 is about 65154.6938063560. The cubic root of 4245134125 is about 1619.1874862913.

Adding to 4245134125 its reverse (5214315424), we get a palindrome (9459449549).

The spelling of 4245134125 in words is "four billion, two hundred forty-five million, one hundred thirty-four thousand, one hundred twenty-five".