1135105665 has 8 divisors (see below), whose sum is σ = 1816169088. Its totient is φ = 605389680.

The previous prime is 1135105663. The next prime is 1135105669. The reversal of 1135105665 is 5665015311.

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

It is not a de Polignac number, because 1135105665 - 2¹ = 1135105663 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1135105663) 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, 37836841 + ... + 37836870.

It is an arithmetic number, because the mean of its divisors is an integer number (227021136).

Almost surely, 2^1135105665 is an apocalyptic number.

1135105665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1135105665 is a deficient number, since it is larger than the sum of its proper divisors (681063423).

1135105665 is an equidigital number, since it uses as much as digits as its factorization.

1135105665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75673719.

The product of its (nonzero) digits is 13500, while the sum is 33.

The square root of 1135105665 is about 33691.3292257815. The cubic root of 1135105665 is about 1043.1468005718.

The spelling of 1135105665 in words is "one billion, one hundred thirty-five million, one hundred five thousand, six hundred sixty-five".