4118972125 has 8 divisors (see below), whose sum is σ = 5140477368. Its totient is φ = 3295177600.

The previous prime is 4118972119. The next prime is 4118972129. The reversal of 4118972125 is 5212798114.

It can be written as a sum of positive squares in 4 ways, for example, as 916091289 + 3202880836 = 30267^2 + 56594^2 .

It is not a de Polignac number, because 4118972125 - 2⁵ = 4118972093 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 (4118972129) 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 7 ways as a sum of consecutive naturals, for example, 16475764 + ... + 16476013.

It is an arithmetic number, because the mean of its divisors is an integer number (642559671).

Almost surely, 2^4118972125 is an apocalyptic number.

It is an amenable number.

4118972125 is a deficient number, since it is larger than the sum of its proper divisors (1021505243).

4118972125 is an equidigital number, since it uses as much as digits as its factorization.

4118972125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32951792 (or 32951782 counting only the distinct ones).

The product of its digits is 40320, while the sum is 40.

The square root of 4118972125 is about 64179.2187939367. The cubic root of 4118972125 is about 1602.9855875610.

The spelling of 4118972125 in words is "four billion, one hundred eighteen million, nine hundred seventy-two thousand, one hundred twenty-five".