124504117 has 4 divisors (see below), whose sum is σ = 124734796. Its totient is φ = 124273440.

The previous prime is 124504097. The next prime is 124504123. The reversal of 124504117 is 711405421.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 65383396 + 59120721 = 8086^2 + 7689^2 .

It is a cyclic number.

It is not a de Polignac number, because 124504117 - 2¹⁵ = 124471349 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 124504091 and 124504100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124504217) 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, 114528 + ... + 115609.

It is an arithmetic number, because the mean of its divisors is an integer number (31183699).

Almost surely, 2^124504117 is an apocalyptic number.

It is an amenable number.

124504117 is a deficient number, since it is larger than the sum of its proper divisors (230679).

124504117 is an equidigital number, since it uses as much as digits as its factorization.

124504117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230678.

The product of its (nonzero) digits is 1120, while the sum is 25.

The square root of 124504117 is about 11158.1412878669. The cubic root of 124504117 is about 499.3379464237.

Adding to 124504117 its reverse (711405421), we get a palindrome (835909538).

The spelling of 124504117 in words is "one hundred twenty-four million, five hundred four thousand, one hundred seventeen".