125873 has 4 divisors (see below), whose sum is σ = 137328. Its totient is φ = 114420.

The previous prime is 125863. The next prime is 125887. The reversal of 125873 is 378521.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 125873 - 2⁸ = 125617 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a nialpdrome in base 11.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 125873.

It is not an unprimeable number, because it can be changed into a prime (125803) by changing a digit.

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, 5711 + ... + 5732.

It is an arithmetic number, because the mean of its divisors is an integer number (34332).

2¹²⁵⁸⁷³ is an apocalyptic number.

It is an amenable number.

125873 is a deficient number, since it is larger than the sum of its proper divisors (11455).

125873 is a wasteful number, since it uses less digits than its factorization.

125873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11454.

The product of its digits is 1680, while the sum is 26.

The square root of 125873 is about 354.7858509016. The cubic root of 125873 is about 50.1161300673.

It can be divided in two parts, 1258 and 73, that added together give a palindrome (1331).

The spelling of 125873 in words is "one hundred twenty-five thousand, eight hundred seventy-three".