1103143344 has 40 divisors (see below), whose sum is σ = 2999778240. Its totient is φ = 348360768.

The previous prime is 1103143333. The next prime is 1103143367. The reversal of 1103143344 is 4433413011.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 603882 + ... + 605705.

It is an arithmetic number, because the mean of its divisors is an integer number (74994456).

Almost surely, 2^1103143344 is an apocalyptic number.

It is an amenable number.

1103143344 is an abundant number, since it is smaller than the sum of its proper divisors (1896634896).

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

1103143344 is a wasteful number, since it uses less digits than its factorization.

1103143344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1209617 (or 1209611 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 1103143344 is about 33213.6017920369. The cubic root of 1103143344 is about 1033.2624565561.

Adding to 1103143344 its reverse (4433413011), we get a palindrome (5536556355).

The spelling of 1103143344 in words is "one billion, one hundred three million, one hundred forty-three thousand, three hundred forty-four".