125747075 has 12 divisors (see below), whose sum is σ = 157807608. Its totient is φ = 99384000.

The previous prime is 125747059. The next prime is 125747077. The reversal of 125747075 is 570747521.

It is not a de Polignac number, because 125747075 - 2⁴ = 125747059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125747077) 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 in 11 ways as a sum of consecutive naturals, for example, 28226 + ... + 32375.

It is an arithmetic number, because the mean of its divisors is an integer number (13150634).

Almost surely, 2^125747075 is an apocalyptic number.

125747075 is a deficient number, since it is larger than the sum of its proper divisors (32060533).

125747075 is an equidigital number, since it uses as much as digits as its factorization.

125747075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60694 (or 60689 counting only the distinct ones).

The product of its (nonzero) digits is 68600, while the sum is 38.

The square root of 125747075 is about 11213.7003259406. The cubic root of 125747075 is about 500.9941221324.

The spelling of 125747075 in words is "one hundred twenty-five million, seven hundred forty-seven thousand, seventy-five".