1100144115 has 48 divisors (see below), whose sum is σ = 2181673728. Its totient is φ = 502383168.

The previous prime is 1100144093. The next prime is 1100144117. The reversal of 1100144115 is 5114410011.

It is not a de Polignac number, because 1100144115 - 2⁸ = 1100143859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1100144117) by changing a digit.

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 in 47 ways as a sum of consecutive naturals, for example, 541732 + ... + 543758.

It is an arithmetic number, because the mean of its divisors is an integer number (45451536).

Almost surely, 2^1100144115 is an apocalyptic number.

1100144115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1100144115 is a deficient number, since it is larger than the sum of its proper divisors (1081529613).

1100144115 is a wasteful number, since it uses less digits than its factorization.

1100144115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3768 (or 3765 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 18.

The square root of 1100144115 is about 33168.4204477693. The cubic root of 1100144115 is about 1032.3251944117.

Adding to 1100144115 its reverse (5114410011), we get a palindrome (6214554126).

The spelling of 1100144115 in words is "one billion, one hundred million, one hundred forty-four thousand, one hundred fifteen".