125042 has 8 divisors (see below), whose sum is σ = 189696. Its totient is φ = 61812.

The previous prime is 125029. The next prime is 125053. The reversal of 125042 is 240521.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98 + ... + 509.

It is an arithmetic number, because the mean of its divisors is an integer number (23712).

125042 is a Friedman number, since it can be written as 50^(2+1)+42, using all its digits and the basic arithmetic operations.

2¹²⁵⁰⁴² is an apocalyptic number.

125042 is a deficient number, since it is larger than the sum of its proper divisors (64654).

125042 is a wasteful number, since it uses less digits than its factorization.

125042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712.

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 125042 is about 353.6127825744. The cubic root of 125042 is about 50.0055993729.

Adding to 125042 its reverse (240521), we get a palindrome (365563).

The spelling of 125042 in words is "one hundred twenty-five thousand, forty-two".