1200041144 has 8 divisors (see below), whose sum is σ = 2250077160. Its totient is φ = 600020568.

The previous prime is 1200041113. The next prime is 1200041149. The reversal of 1200041144 is 4411400021.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200041149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75002564 + ... + 75002579.

It is an arithmetic number, because the mean of its divisors is an integer number (281259645).

Almost surely, 2^1200041144 is an apocalyptic number.

It is an amenable number.

1200041144 is a deficient number, since it is larger than the sum of its proper divisors (1050036016).

1200041144 is a wasteful number, since it uses less digits than its factorization.

1200041144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150005149 (or 150005145 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 1200041144 is about 34641.6100087741. The cubic root of 1200041144 is about 1062.6707140505.

Adding to 1200041144 its reverse (4411400021), we get a palindrome (5611441165).

The spelling of 1200041144 in words is "one billion, two hundred million, forty-one thousand, one hundred forty-four".