2125304116 has 36 divisors (see below), whose sum is σ = 4045269900. Its totient is φ = 976555008.

The previous prime is 2125304101. The next prime is 2125304149. The reversal of 2125304116 is 6114035212.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 81902500 + 2043401616 = 9050^2 + 45204^2 .

It is a congruent 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 11 ways as a sum of consecutive naturals, for example, 147940 + ... + 161668.

Almost surely, 2^2125304116 is an apocalyptic number.

2125304116 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2125304116 is a deficient number, since it is larger than the sum of its proper divisors (1919965784).

2125304116 is a wasteful number, since it uses less digits than its factorization.

2125304116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13988 (or 13973 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 2125304116 is about 46101.0207696099. The cubic root of 2125304116 is about 1285.7021232171.

Adding to 2125304116 its reverse (6114035212), we get a palindrome (8239339328).

The spelling of 2125304116 in words is "two billion, one hundred twenty-five million, three hundred four thousand, one hundred sixteen".