1105056005 has 4 divisors (see below), whose sum is σ = 1326067212. Its totient is φ = 884044800.

The previous prime is 1105055983. The next prime is 1105056013. The reversal of 1105056005 is 5006505011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 839724484 + 265331521 = 28978^2 + 16289^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1105056005 is a prime.

It is a super-2 number, since 2×1105056005² = 2442297548373120050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110505596 + ... + 110505605.

It is an arithmetic number, because the mean of its divisors is an integer number (331516803).

Almost surely, 2^1105056005 is an apocalyptic number.

It is an amenable number.

1105056005 is a deficient number, since it is larger than the sum of its proper divisors (221011207).

1105056005 is an equidigital number, since it uses as much as digits as its factorization.

1105056005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221011206.

The product of its (nonzero) digits is 750, while the sum is 23.

The square root of 1105056005 is about 33242.3826612955. The cubic root of 1105056005 is about 1033.8592782765.

The spelling of 1105056005 in words is "one billion, one hundred five million, fifty-six thousand, five".