1101116665 has 8 divisors (see below), whose sum is σ = 1441461888. Its totient is φ = 800812080.

The previous prime is 1101116663. The next prime is 1101116693. The reversal of 1101116665 is 5666111011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1101116665 - 2¹ = 1101116663 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101116663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10010097 + ... + 10010206.

It is an arithmetic number, because the mean of its divisors is an integer number (180182736).

Almost surely, 2^1101116665 is an apocalyptic number.

It is an amenable number.

1101116665 is a deficient number, since it is larger than the sum of its proper divisors (340345223).

1101116665 is a wasteful number, since it uses less digits than its factorization.

1101116665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20020319.

The product of its (nonzero) digits is 1080, while the sum is 28.

The square root of 1101116665 is about 33183.0779916511. The cubic root of 1101116665 is about 1032.6293037099.

Adding to 1101116665 its reverse (5666111011), we get a palindrome (6767227676).

The spelling of 1101116665 in words is "one billion, one hundred one million, one hundred sixteen thousand, six hundred sixty-five".