1101100005 has 48 divisors (see below), whose sum is σ = 1975134720. Its totient is φ = 566870400.

The previous prime is 1101099947. The next prime is 1101100009. The reversal of 1101100005 is 5000011011.

It is not a de Polignac number, because 1101100005 - 2⁶ = 1101099941 is a prime.

It is a super-2 number, since 2×1101100005² = 2424842442022000050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a self number, because there is not a number n which added to its sum of digits gives 1101100005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101100009) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 753966 + ... + 755424.

It is an arithmetic number, because the mean of its divisors is an integer number (41148640).

Almost surely, 2^1101100005 is an apocalyptic number.

1101100005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1101100005 is a deficient number, since it is larger than the sum of its proper divisors (874034715).

1101100005 is a wasteful number, since it uses less digits than its factorization.

1101100005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2042 (or 2039 counting only the distinct ones).

The product of its (nonzero) digits is 5, while the sum is 9.

The square root of 1101100005 is about 33182.8269591366. The cubic root of 1101100005 is about 1032.6240957571.

Adding to 1101100005 its reverse (5000011011), we get a palindrome (6101111016).

The spelling of 1101100005 in words is "one billion, one hundred one million, one hundred thousand, five".