1441504165 has 4 divisors (see below), whose sum is σ = 1729805004. Its totient is φ = 1153203328.

The previous prime is 1441504159. The next prime is 1441504213. The reversal of 1441504165 is 5614051441.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5614051441 = 47 ⋅119447903.

It can be written as a sum of positive squares in 2 ways, for example, as 664711524 + 776792641 = 25782^2 + 27871^2 .

It is a cyclic number.

It is not a de Polignac number, because 1441504165 - 2⁵ = 1441504133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144150412 + ... + 144150421.

It is an arithmetic number, because the mean of its divisors is an integer number (432451251).

Almost surely, 2^1441504165 is an apocalyptic number.

It is an amenable number.

1441504165 is a deficient number, since it is larger than the sum of its proper divisors (288300839).

1441504165 is an equidigital number, since it uses as much as digits as its factorization.

1441504165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288300838.

The product of its (nonzero) digits is 9600, while the sum is 31.

The square root of 1441504165 is about 37967.1458632329. The cubic root of 1441504165 is about 1129.6362849060.

The spelling of 1441504165 in words is "one billion, four hundred forty-one million, five hundred four thousand, one hundred sixty-five".