124913 has 4 divisors (see below), whose sum is σ = 130368. Its totient is φ = 119460.

The previous prime is 124909. The next prime is 124919. The reversal of 124913 is 319421.

124913 is nontrivially palindromic in base 3.

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 124913 - 2² = 124909 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (124919) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2693 + ... + 2738.

It is an arithmetic number, because the mean of its divisors is an integer number (32592).

2¹²⁴⁹¹³ is an apocalyptic number.

It is an amenable number.

124913 is a deficient number, since it is larger than the sum of its proper divisors (5455).

124913 is an equidigital number, since it uses as much as digits as its factorization.

124913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5454.

The product of its digits is 216, while the sum is 20.

The square root of 124913 is about 353.4303325975. The cubic root of 124913 is about 49.9883973078.

It can be divided in two parts, 12491 and 3, that multiplied together give a palindrome (37473).

The spelling of 124913 in words is "one hundred twenty-four thousand, nine hundred thirteen".