4164125125 has 16 divisors (see below), whose sum is σ = 5250418992. Its totient is φ = 3296947200.

The previous prime is 4164125123. The next prime is 4164125131. The reversal of 4164125125 is 5215214614.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 2669065569 + 1495059556 = 51663^2 + 38666^2 .

It is not a de Polignac number, because 4164125125 - 2¹ = 4164125123 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4164125123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159592 + ... + 183841.

It is an arithmetic number, because the mean of its divisors is an integer number (328151187).

Almost surely, 2^4164125125 is an apocalyptic number.

It is an amenable number.

4164125125 is a deficient number, since it is larger than the sum of its proper divisors (1086293867).

4164125125 is an equidigital number, since it uses as much as digits as its factorization.

4164125125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343545 (or 343535 counting only the distinct ones).

The product of its digits is 9600, while the sum is 31.

The square root of 4164125125 is about 64530.0327367033. The cubic root of 4164125125 is about 1608.8217302640.

Adding to 4164125125 its reverse (5215214614), we get a palindrome (9379339739).

It can be divided in two parts, 41641 and 25125, that added together give a palindrome (66766).

The spelling of 4164125125 in words is "four billion, one hundred sixty-four million, one hundred twenty-five thousand, one hundred twenty-five".