3125276725 has 12 divisors (see below), whose sum is σ = 3876336100. Its totient is φ = 2499580800.

The previous prime is 3125276723. The next prime is 3125276729. The reversal of 3125276725 is 5276725213.

It can be written as a sum of positive squares in 6 ways, for example, as 233203441 + 2892073284 = 15271^2 + 53778^2 .

It is not a de Polignac number, because 3125276725 - 2¹ = 3125276723 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3125276723) 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 11 ways as a sum of consecutive naturals, for example, 99985 + ... + 127465.

Almost surely, 2^3125276725 is an apocalyptic number.

It is an amenable number.

3125276725 is a deficient number, since it is larger than the sum of its proper divisors (751059375).

3125276725 is a wasteful number, since it uses less digits than its factorization.

3125276725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32040 (or 32035 counting only the distinct ones).

The product of its digits is 176400, while the sum is 40.

The square root of 3125276725 is about 55904.1744863476. The cubic root of 3125276725 is about 1462.0520224358.

The spelling of 3125276725 in words is "three billion, one hundred twenty-five million, two hundred seventy-six thousand, seven hundred twenty-five".