125944785 has 48 divisors (see below), whose sum is σ = 227335680. Its totient is φ = 64431360.

The previous prime is 125944769. The next prime is 125944817. The reversal of 125944785 is 587449521.

125944785 is a `hidden beast` number, since 12 + 594 + 47 + 8 + 5 = 666.

It is not a de Polignac number, because 125944785 - 2⁴ = 125944769 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 125944785.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 190786 + ... + 191444.

It is an arithmetic number, because the mean of its divisors is an integer number (4736160).

Almost surely, 2^125944785 is an apocalyptic number.

125944785 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

125944785 is a deficient number, since it is larger than the sum of its proper divisors (101390895).

125944785 is a wasteful number, since it uses less digits than its factorization.

125944785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 838 (or 835 counting only the distinct ones).

The product of its digits is 403200, while the sum is 45.

The square root of 125944785 is about 11222.5124192402. The cubic root of 125944785 is about 501.2565528379.

The spelling of 125944785 in words is "one hundred twenty-five million, nine hundred forty-four thousand, seven hundred eighty-five".