1200144124 has 12 divisors (see below), whose sum is σ = 2103084144. Its totient is φ = 599262944.

The previous prime is 1200144079. The next prime is 1200144131. The reversal of 1200144124 is 4214410021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 198937 + ... + 204880.

It is an arithmetic number, because the mean of its divisors is an integer number (175257012).

Almost surely, 2^1200144124 is an apocalyptic number.

It is an amenable number.

1200144124 is a deficient number, since it is larger than the sum of its proper divisors (902940020).

1200144124 is a wasteful number, since it uses less digits than its factorization.

1200144124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404564 (or 404562 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 1200144124 is about 34643.0963396750. The cubic root of 1200144124 is about 1062.7011104250.

Adding to 1200144124 its reverse (4214410021), we get a palindrome (5414554145).

The spelling of 1200144124 in words is "one billion, two hundred million, one hundred forty-four thousand, one hundred twenty-four".