4447243125 has 120 divisors (see below), whose sum is σ = 8795178392. Its totient is φ = 2151360000.

The previous prime is 4447243111. The next prime is 4447243127. The reversal of 4447243125 is 5213427444.

It can be written as a sum of positive squares in 20 ways, for example, as 4293656676 + 153586449 = 65526^2 + 12393^2 .

It is not a de Polignac number, because 4447243125 - 2⁷ = 4447242997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4447243125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4447243127) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 4460127 + ... + 4461123.

Almost surely, 2^4447243125 is an apocalyptic number.

4447243125 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4447243125 is a deficient number, since it is larger than the sum of its proper divisors (4347935267).

4447243125 is a wasteful number, since it uses less digits than its factorization.

4447243125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1097 (or 1079 counting only the distinct ones).

The product of its digits is 107520, while the sum is 36.

The square root of 4447243125 is about 66687.6534674898. The cubic root of 4447243125 is about 1644.4864174629.

The spelling of 4447243125 in words is "four billion, four hundred forty-seven million, two hundred forty-three thousand, one hundred twenty-five".