124044012 has 18 divisors (see below), whose sum is σ = 313555788. Its totient is φ = 41347992.

The previous prime is 124044007. The next prime is 124044013. The reversal of 124044012 is 210440421.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×124044012² = 30773833826112288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (124044013) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1722798 + ... + 1722869.

It is an arithmetic number, because the mean of its divisors is an integer number (17419766).

Almost surely, 2^124044012 is an apocalyptic number.

124044012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

124044012 is an abundant number, since it is smaller than the sum of its proper divisors (189511776).

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

124044012 is a wasteful number, since it uses less digits than its factorization.

124044012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3445677 (or 3445672 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 124044012 is about 11137.5047474737. The cubic root of 124044012 is about 498.7220859874.

Adding to 124044012 its reverse (210440421), we get a palindrome (334484433).

The spelling of 124044012 in words is "one hundred twenty-four million, forty-four thousand, twelve".