124140044 has 12 divisors (see below), whose sum is σ = 248280144. Its totient is φ = 53202864.

The previous prime is 124140041. The next prime is 124140059. The reversal of 124140044 is 440041421.

It is a happy number.

124140044 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 124139998 and 124140025.

It is not an unprimeable number, because it can be changed into a prime (124140041) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2216759 + ... + 2216814.

It is an arithmetic number, because the mean of its divisors is an integer number (20690012).

Almost surely, 2^124140044 is an apocalyptic number.

124140044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

124140044 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

124140044 is a wasteful number, since it uses less digits than its factorization.

124140044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4433584 (or 4433582 counting only the distinct ones).

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

The square root of 124140044 is about 11141.8151124491. The cubic root of 124140044 is about 498.8507524841.

Adding to 124140044 its reverse (440041421), we get a palindrome (564181465).

The spelling of 124140044 in words is "one hundred twenty-four million, one hundred forty thousand, forty-four".