125005756 has 6 divisors (see below), whose sum is σ = 218760080. Its totient is φ = 62502876.

The previous prime is 125005753. The next prime is 125005763. The reversal of 125005756 is 657500521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125005753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15625716 + ... + 15625723.

Almost surely, 2^125005756 is an apocalyptic number.

It is an amenable number.

125005756 is a deficient number, since it is larger than the sum of its proper divisors (93754324).

125005756 is a wasteful number, since it uses less digits than its factorization.

125005756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31251443 (or 31251441 counting only the distinct ones).

The product of its (nonzero) digits is 10500, while the sum is 31.

The square root of 125005756 is about 11180.5973006812. The cubic root of 125005756 is about 500.0076745489.

The spelling of 125005756 in words is "one hundred twenty-five million, five thousand, seven hundred fifty-six".