125973 has 6 divisors (see below), whose sum is σ = 181974. Its totient is φ = 83976.

The previous prime is 125963. The next prime is 126001. The reversal of 125973 is 379521.

It can be written as a sum of positive squares in only one way, i.e., 106929 + 19044 = 327^2 + 138^2 .

It is not a de Polignac number, because 125973 - 2⁵ = 125941 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125933) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6990 + ... + 7007.

It is an arithmetic number, because the mean of its divisors is an integer number (30329).

2¹²⁵⁹⁷³ is an apocalyptic number.

It is an amenable number.

125973 is a deficient number, since it is larger than the sum of its proper divisors (56001).

125973 is a wasteful number, since it uses less digits than its factorization.

125973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14003 (or 14000 counting only the distinct ones).

The product of its digits is 1890, while the sum is 27.

The square root of 125973 is about 354.9267530069. The cubic root of 125973 is about 50.1293981667.

The spelling of 125973 in words is "one hundred twenty-five thousand, nine hundred seventy-three".