1103044312 has 8 divisors (see below), whose sum is σ = 2068208100. Its totient is φ = 551522152.

The previous prime is 1103044237. The next prime is 1103044339. The reversal of 1103044312 is 2134403011.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1103044312.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68940262 + ... + 68940277.

Almost surely, 2^1103044312 is an apocalyptic number.

It is an amenable number.

1103044312 is a deficient number, since it is larger than the sum of its proper divisors (965163788).

1103044312 is a wasteful number, since it uses less digits than its factorization.

1103044312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137880545 (or 137880541 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1103044312 is about 33212.1109235773. The cubic root of 1103044312 is about 1033.2315360929.

Adding to 1103044312 its reverse (2134403011), we get a palindrome (3237447323).

The spelling of 1103044312 in words is "one billion, one hundred three million, forty-four thousand, three hundred twelve".