4125107065 has 4 divisors (see below), whose sum is σ = 4950128484. Its totient is φ = 3300085648.

The previous prime is 4125107057. The next prime is 4125107083. The reversal of 4125107065 is 5607015214.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3169802601 + 955304464 = 56301^2 + 30908^2 .

It is a cyclic number.

It is not a de Polignac number, because 4125107065 - 2³ = 4125107057 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 412510702 + ... + 412510711.

It is an arithmetic number, because the mean of its divisors is an integer number (1237532121).

Almost surely, 2^4125107065 is an apocalyptic number.

It is an amenable number.

4125107065 is a deficient number, since it is larger than the sum of its proper divisors (825021419).

4125107065 is an equidigital number, since it uses as much as digits as its factorization.

4125107065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 825021418.

The product of its (nonzero) digits is 8400, while the sum is 31.

The square root of 4125107065 is about 64226.9963878119. The cubic root of 4125107065 is about 1603.7810402178.

The spelling of 4125107065 in words is "four billion, one hundred twenty-five million, one hundred seven thousand, sixty-five".