125291258 has 32 divisors (see below), whose sum is σ = 211631616. Its totient is φ = 55314688.

The previous prime is 125291251. The next prime is 125291267. The reversal of 125291258 is 852192521.

It is not an unprimeable number, because it can be changed into a prime (125291251) 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, 39935 + ... + 42957.

It is an arithmetic number, because the mean of its divisors is an integer number (6613488).

Almost surely, 2^125291258 is an apocalyptic number.

125291258 is a deficient number, since it is larger than the sum of its proper divisors (86340358).

125291258 is a wasteful number, since it uses less digits than its factorization.

125291258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3118.

The product of its digits is 14400, while the sum is 35.

The square root of 125291258 is about 11193.3577625304. The cubic root of 125291258 is about 500.3880427677.

The spelling of 125291258 in words is "one hundred twenty-five million, two hundred ninety-one thousand, two hundred fifty-eight".