1200023044 has 24 divisors (see below), whose sum is σ = 2294718048. Its totient is φ = 544568640.

The previous prime is 1200023039. The next prime is 1200023053. The reversal of 1200023044 is 4403200021.

It is a super-2 number, since 2×1200023044² = 2880110612262051872, which contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 5047 + ... + 49249.

It is an arithmetic number, because the mean of its divisors is an integer number (95613252).

Almost surely, 2^1200023044 is an apocalyptic number.

It is an amenable number.

1200023044 is a deficient number, since it is larger than the sum of its proper divisors (1094695004).

1200023044 is a wasteful number, since it uses less digits than its factorization.

1200023044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44835 (or 44833 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 1200023044 is about 34641.3487612708. The cubic root of 1200023044 is about 1062.6653713346.

Adding to 1200023044 its reverse (4403200021), we get a palindrome (5603223065).

The spelling of 1200023044 in words is "one billion, two hundred million, twenty-three thousand, forty-four".