125539036 has 12 divisors (see below), whose sum is σ = 251078128. Its totient is φ = 53802432.

The previous prime is 125539031. The next prime is 125539081. The reversal of 125539036 is 630935521.

It is a happy number.

125539036 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 125538992 and 125539010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125539031) 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 3 ways as a sum of consecutive naturals, for example, 2241741 + ... + 2241796.

Almost surely, 2^125539036 is an apocalyptic number.

It is an amenable number.

125539036 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125539036 is a wasteful number, since it uses less digits than its factorization.

125539036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4483548 (or 4483546 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 34.

The square root of 125539036 is about 11204.4203776902. The cubic root of 125539036 is about 500.7176840330.

The spelling of 125539036 in words is "one hundred twenty-five million, five hundred thirty-nine thousand, thirty-six".