125685339 has 16 divisors (see below), whose sum is σ = 180717600. Its totient is φ = 77239296.

The previous prime is 125685319. The next prime is 125685349. The reversal of 125685339 is 933586521.

It is not a de Polignac number, because 125685339 - 2⁸ = 125685083 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 125685339.

It is not an unprimeable number, because it can be changed into a prime (125685319) 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 15 ways as a sum of consecutive naturals, for example, 34497 + ... + 37965.

It is an arithmetic number, because the mean of its divisors is an integer number (11294850).

Almost surely, 2^125685339 is an apocalyptic number.

125685339 is a deficient number, since it is larger than the sum of its proper divisors (55032261).

125685339 is a wasteful number, since it uses less digits than its factorization.

125685339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4414.

The product of its digits is 194400, while the sum is 42.

The square root of 125685339 is about 11210.9472837936. The cubic root of 125685339 is about 500.9121203943.

The spelling of 125685339 in words is "one hundred twenty-five million, six hundred eighty-five thousand, three hundred thirty-nine".