1105000505 has 16 divisors (see below), whose sum is σ = 1516287360. Its totient is φ = 757285632.

The previous prime is 1105000483. The next prime is 1105000511. The reversal of 1105000505 is 5050005011.

It is a cyclic number.

It is not a de Polignac number, because 1105000505 - 2²⁰ = 1103951929 is a prime.

It is a super-2 number, since 2×1105000505² = 2442052232100510050, which contains 22 as substring.

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, 61601 + ... + 77489.

It is an arithmetic number, because the mean of its divisors is an integer number (94767960).

Almost surely, 2^1105000505 is an apocalyptic number.

It is an amenable number.

1105000505 is a deficient number, since it is larger than the sum of its proper divisors (411286855).

1105000505 is a wasteful number, since it uses less digits than its factorization.

1105000505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17888.

The product of its (nonzero) digits is 125, while the sum is 17.

The square root of 1105000505 is about 33241.5478731060. The cubic root of 1105000505 is about 1033.8419699078.

Adding to 1105000505 its reverse (5050005011), we get a palindrome (6155005516).

The spelling of 1105000505 in words is "one billion, one hundred five million, five hundred five", and thus it is an aban number.