1100045313 has 16 divisors (see below), whose sum is σ = 1685894400. Its totient is φ = 708074640.

The previous prime is 1100045267. The next prime is 1100045321. The reversal of 1100045313 is 3135400011.

It is not a de Polignac number, because 1100045313 - 2¹⁰ = 1100044289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1100045363) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 701673 + ... + 703238.

It is an arithmetic number, because the mean of its divisors is an integer number (105368400).

Almost surely, 2^1100045313 is an apocalyptic number.

It is an amenable number.

1100045313 is a deficient number, since it is larger than the sum of its proper divisors (585849087).

1100045313 is a wasteful number, since it uses less digits than its factorization.

1100045313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1404949 (or 1404943 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 1100045313 is about 33166.9310156969. The cubic root of 1100045313 is about 1032.2942897190.

Adding to 1100045313 its reverse (3135400011), we get a palindrome (4235445324).

The spelling of 1100045313 in words is "one billion, one hundred million, forty-five thousand, three hundred thirteen".