1105160865 has 16 divisors (see below), whose sum is σ = 1768905600. Its totient is φ = 589203072.

The previous prime is 1105160843. The next prime is 1105160891. The reversal of 1105160865 is 5680615011.

It is not a de Polignac number, because 1105160865 - 2²⁴ = 1088383649 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34221 + ... + 58149.

It is an arithmetic number, because the mean of its divisors is an integer number (110556600).

Almost surely, 2^1105160865 is an apocalyptic number.

1105160865 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1105160865 is a deficient number, since it is larger than the sum of its proper divisors (663744735).

1105160865 is a wasteful number, since it uses less digits than its factorization.

1105160865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27016.

The product of its (nonzero) digits is 7200, while the sum is 33.

The square root of 1105160865 is about 33243.9598273130. The cubic root of 1105160865 is about 1033.8919785966.

Adding to 1105160865 its reverse (5680615011), we get a palindrome (6785775876).

The spelling of 1105160865 in words is "one billion, one hundred five million, one hundred sixty thousand, eight hundred sixty-five".