124113321 has 6 divisors (see below), whose sum is σ = 179274810. Its totient is φ = 82742208.

The previous prime is 124113317. The next prime is 124113331. The reversal of 124113321 is 123311421.

It can be written as a sum of positive squares in only one way, i.e., 67322025 + 56791296 = 8205^2 + 7536^2 .

It is not a de Polignac number, because 124113321 - 2² = 124113317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 124113294 and 124113303.

It is not an unprimeable number, because it can be changed into a prime (124113331) 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, 6895176 + ... + 6895193.

It is an arithmetic number, because the mean of its divisors is an integer number (29879135).

Almost surely, 2^124113321 is an apocalyptic number.

It is an amenable number.

124113321 is a deficient number, since it is larger than the sum of its proper divisors (55161489).

124113321 is a wasteful number, since it uses less digits than its factorization.

124113321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13790375 (or 13790372 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 124113321 is about 11140.6158267844. The cubic root of 124113321 is about 498.8149548884.

Adding to 124113321 its reverse (123311421), we get a palindrome (247424742).

The spelling of 124113321 in words is "one hundred twenty-four million, one hundred thirteen thousand, three hundred twenty-one".