125798 has 8 divisors (see below), whose sum is σ = 194880. Its totient is φ = 60840.

The previous prime is 125791. The next prime is 125803. The reversal of 125798 is 897521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125791) by changing a digit.

125798 is an untouchable number, because it is not equal to the sum of proper divisors of any 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 3 ways as a sum of consecutive naturals, for example, 953 + ... + 1076.

It is an arithmetic number, because the mean of its divisors is an integer number (24360).

2¹²⁵⁷⁹⁸ is an apocalyptic number.

125798 is a deficient number, since it is larger than the sum of its proper divisors (69082).

125798 is a wasteful number, since it uses less digits than its factorization.

125798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2062.

The product of its digits is 5040, while the sum is 32.

The square root of 125798 is about 354.6801375888. The cubic root of 125798 is about 50.1061743804.

The spelling of 125798 in words is "one hundred twenty-five thousand, seven hundred ninety-eight".