124145424 has 240 divisors, whose sum is σ = 409473792. Its totient is φ = 34762752.

The previous prime is 124145401. The next prime is 124145501. The reversal of 124145424 is 424541421.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 1495687 + ... + 1495769.

Almost surely, 2^124145424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 124145424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (204736896).

124145424 is an abundant number, since it is smaller than the sum of its proper divisors (285328368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

124145424 is a wasteful number, since it uses less digits than its factorization.

124145424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174 (or 165 counting only the distinct ones).

The product of its digits is 5120, while the sum is 27.

The square root of 124145424 is about 11142.0565426675. The cubic root of 124145424 is about 498.8579588032.

Adding to 124145424 its reverse (424541421), we get a palindrome (548686845).

It can be divided in two parts, 1241 and 45424, that added together give a triangular number (46665 = T₃₀₅).

The spelling of 124145424 in words is "one hundred twenty-four million, one hundred forty-five thousand, four hundred twenty-four".