125511625 has 32 divisors (see below), whose sum is σ = 168854400. Its totient is φ = 92836800.

The previous prime is 125511613. The next prime is 125511637. The reversal of 125511625 is 526115521.

It is an interprime number because it is at equal distance from previous prime (125511613) and next prime (125511637).

It is not a de Polignac number, because 125511625 - 2⁷ = 125511497 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125511593 and 125511602.

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 31 ways as a sum of consecutive naturals, for example, 101511 + ... + 102739.

It is an arithmetic number, because the mean of its divisors is an integer number (5276700).

Almost surely, 2^125511625 is an apocalyptic number.

It is an amenable number.

125511625 is a deficient number, since it is larger than the sum of its proper divisors (43342775).

125511625 is a wasteful number, since it uses less digits than its factorization.

125511625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1306 (or 1296 counting only the distinct ones).

The product of its digits is 3000, while the sum is 28.

The square root of 125511625 is about 11203.1970883315. The cubic root of 125511625 is about 500.6812380745.

It can be divided in two parts, 1255 and 11625, that added together give a triangular number (12880 = T₁₆₀).

The spelling of 125511625 in words is "one hundred twenty-five million, five hundred eleven thousand, six hundred twenty-five".