2182571125 has 16 divisors (see below), whose sum is σ = 3112971264. Its totient is φ = 1496619600.

The previous prime is 2182571123. The next prime is 2182571137. The reversal of 2182571125 is 5211752812.

It is not a de Polignac number, because 2182571125 - 2¹ = 2182571123 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 (2182571123) 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, 1246309 + ... + 1248058.

It is an arithmetic number, because the mean of its divisors is an integer number (194560704).

Almost surely, 2^2182571125 is an apocalyptic number.

2182571125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2182571125 is a deficient number, since it is larger than the sum of its proper divisors (930400139).

2182571125 is an equidigital number, since it uses as much as digits as its factorization.

2182571125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2494389 (or 2494379 counting only the distinct ones).

The product of its digits is 11200, while the sum is 34.

The square root of 2182571125 is about 46717.9957296971. The cubic root of 2182571125 is about 1297.1478149626.

The spelling of 2182571125 in words is "two billion, one hundred eighty-two million, five hundred seventy-one thousand, one hundred twenty-five".