124831 has 8 divisors (see below), whose sum is σ = 151200. Its totient is φ = 100608.

The previous prime is 124823. The next prime is 124847. The reversal of 124831 is 138421.

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

It is a cyclic number.

It is not a de Polignac number, because 124831 - 2³ = 124823 is a prime.

It is a super-2 number, since 2×124831² = 31165557122, which contains 22 as substring.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 124799 and 124808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 406 + ... + 643.

It is an arithmetic number, because the mean of its divisors is an integer number (18900).

2¹²⁴⁸³¹ is an apocalyptic number.

124831 is a deficient number, since it is larger than the sum of its proper divisors (26369).

124831 is a wasteful number, since it uses less digits than its factorization.

124831 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1073.

The product of its digits is 192, while the sum is 19.

The square root of 124831 is about 353.3143076639. The cubic root of 124831 is about 49.9774565040.

The spelling of 124831 in words is "one hundred twenty-four thousand, eight hundred thirty-one".