125909268 has 24 divisors (see below), whose sum is σ = 306562368. Its totient is φ = 40144896.

The previous prime is 125909249. The next prime is 125909299. The reversal of 125909268 is 862909521.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 227821 + ... + 228372.

It is an arithmetic number, because the mean of its divisors is an integer number (12773432).

Almost surely, 2^125909268 is an apocalyptic number.

It is an amenable number.

125909268 is an abundant number, since it is smaller than the sum of its proper divisors (180653100).

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

125909268 is a wasteful number, since it uses less digits than its factorization.

125909268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456223 (or 456221 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 42.

The square root of 125909268 is about 11220.9299079889. The cubic root of 125909268 is about 501.2094295350.

The spelling of 125909268 in words is "one hundred twenty-five million, nine hundred nine thousand, two hundred sixty-eight".