1100045513 has 8 divisors (see below), whose sum is σ = 1277805120. Its totient is φ = 927438480.

The previous prime is 1100045497. The next prime is 1100045543. The reversal of 1100045513 is 3155400011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1100045513 - 2⁴ = 1100045497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1100045543) by changing a digit.

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, 1287683 + ... + 1288536.

It is an arithmetic number, because the mean of its divisors is an integer number (159725640).

Almost surely, 2^1100045513 is an apocalyptic number.

It is an amenable number.

1100045513 is a deficient number, since it is larger than the sum of its proper divisors (177759607).

1100045513 is an equidigital number, since it uses as much as digits as its factorization.

1100045513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2576287.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 1100045513 is about 33166.9340307482. The cubic root of 1100045513 is about 1032.2943522797.

Adding to 1100045513 its reverse (3155400011), we get a palindrome (4255445524).

The spelling of 1100045513 in words is "one billion, one hundred million, forty-five thousand, five hundred thirteen".