124975 has 6 divisors (see below), whose sum is σ = 155000. Its totient is φ = 99960.

The previous prime is 124951. The next prime is 124979. The reversal of 124975 is 579421.

It is a happy number.

124975 is nontrivially palindromic in base 2.

It is not a de Polignac number, because 124975 - 2⁷ = 124847 is a prime.

124975 is a lucky number.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124979) 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, 2475 + ... + 2524.

2¹²⁴⁹⁷⁵ is an apocalyptic number.

124975 is a deficient number, since it is larger than the sum of its proper divisors (30025).

124975 is an equidigital number, since it uses as much as digits as its factorization.

124975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5009 (or 5004 counting only the distinct ones).

The product of its digits is 2520, while the sum is 28.

The square root of 124975 is about 353.5180334863. The cubic root of 124975 is about 49.9966664444.

It can be divided in two parts, 1 and 24975, that added together give a triangular number (24976 = T₂₂₃).

The spelling of 124975 in words is "one hundred twenty-four thousand, nine hundred seventy-five".