1100133165 has 8 divisors (see below), whose sum is σ = 1760213088. Its totient is φ = 586737680.

The previous prime is 1100133157. The next prime is 1100133169. The reversal of 1100133165 is 5613310011.

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

It is not a de Polignac number, because 1100133165 - 2³ = 1100133157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100133169) 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, 36671091 + ... + 36671120.

It is an arithmetic number, because the mean of its divisors is an integer number (220026636).

Almost surely, 2^1100133165 is an apocalyptic number.

1100133165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1100133165 is a deficient number, since it is larger than the sum of its proper divisors (660079923).

1100133165 is an equidigital number, since it uses as much as digits as its factorization.

1100133165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73342219.

The product of its (nonzero) digits is 270, while the sum is 21.

The square root of 1100133165 is about 33168.2553807100. The cubic root of 1100133165 is about 1032.3217694063.

Adding to 1100133165 its reverse (5613310011), we get a palindrome (6713443176).

The spelling of 1100133165 in words is "one billion, one hundred million, one hundred thirty-three thousand, one hundred sixty-five".