124240124 has 6 divisors (see below), whose sum is σ = 217420224. Its totient is φ = 62120060.

The previous prime is 124240121. The next prime is 124240133. The reversal of 124240124 is 421042421.

It is a junction number, because it is equal to n+sod(n) for n = 124240096 and 124240105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124240121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15530012 + ... + 15530019.

It is an arithmetic number, because the mean of its divisors is an integer number (36236704).

Almost surely, 2^124240124 is an apocalyptic number.

It is an amenable number.

124240124 is a deficient number, since it is larger than the sum of its proper divisors (93180100).

124240124 is a wasteful number, since it uses less digits than its factorization.

124240124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31060035 (or 31060033 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 124240124 is about 11146.3053968568. The cubic root of 124240124 is about 498.9847720195.

Adding to 124240124 its reverse (421042421), we get a palindrome (545282545).

The spelling of 124240124 in words is "one hundred twenty-four million, two hundred forty thousand, one hundred twenty-four".