1120241165 has 4 divisors (see below), whose sum is σ = 1344289404. Its totient is φ = 896192928.

The previous prime is 1120241147. The next prime is 1120241173. The reversal of 1120241165 is 5611420211.

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 451605001 + 668636164 = 21251^2 + 25858^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120241165 - 2²² = 1116046861 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1120241165.

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, 112024112 + ... + 112024121.

It is an arithmetic number, because the mean of its divisors is an integer number (336072351).

Almost surely, 2^1120241165 is an apocalyptic number.

It is an amenable number.

1120241165 is a deficient number, since it is larger than the sum of its proper divisors (224048239).

1120241165 is an equidigital number, since it uses as much as digits as its factorization.

1120241165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224048238.

The product of its (nonzero) digits is 480, while the sum is 23.

The square root of 1120241165 is about 33470.0039587688. The cubic root of 1120241165 is about 1038.5733535827.

Adding to 1120241165 its reverse (5611420211), we get a palindrome (6731661376).

The spelling of 1120241165 in words is "one billion, one hundred twenty million, two hundred forty-one thousand, one hundred sixty-five".