124004144 has 20 divisors (see below), whose sum is σ = 262100040. Its totient is φ = 56365440.

The previous prime is 124004143. The next prime is 124004149. The reversal of 124004144 is 441400421.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (124004143) 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, 352109 + ... + 352460.

It is an arithmetic number, because the mean of its divisors is an integer number (13105002).

Almost surely, 2^124004144 is an apocalyptic number.

It is an amenable number.

124004144 is an abundant number, since it is smaller than the sum of its proper divisors (138095896).

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

124004144 is a wasteful number, since it uses less digits than its factorization.

124004144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704588 (or 704582 counting only the distinct ones).

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

The square root of 124004144 is about 11135.7147951984. The cubic root of 124004144 is about 498.6686501616.

Adding to 124004144 its reverse (441400421), we get a palindrome (565404565).

The spelling of 124004144 in words is "one hundred twenty-four million, four thousand, one hundred forty-four".