1044959165 has 4 divisors (see below), whose sum is σ = 1253951004. Its totient is φ = 835967328.

The previous prime is 1044959159. The next prime is 1044959171. The reversal of 1044959165 is 5619594401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5619594401 = 67777 ⋅82913.

It is an interprime number because it is at equal distance from previous prime (1044959159) and next prime (1044959171).

It can be written as a sum of positive squares in 2 ways, for example, as 739513636 + 305445529 = 27194^2 + 17477^2 .

It is a cyclic number.

It is not a de Polignac number, because 1044959165 - 2¹⁰ = 1044958141 is a prime.

It is a Duffinian number.

It is a Curzon 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, 104495912 + ... + 104495921.

It is an arithmetic number, because the mean of its divisors is an integer number (313487751).

Almost surely, 2^1044959165 is an apocalyptic number.

It is an amenable number.

1044959165 is a deficient number, since it is larger than the sum of its proper divisors (208991839).

1044959165 is an equidigital number, since it uses as much as digits as its factorization.

1044959165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208991838.

The product of its (nonzero) digits is 194400, while the sum is 44.

The square root of 1044959165 is about 32325.8281409773. The cubic root of 1044959165 is about 1014.7672434170.

The spelling of 1044959165 in words is "one billion, forty-four million, nine hundred fifty-nine thousand, one hundred sixty-five".