1003481165 has 4 divisors (see below), whose sum is σ = 1204177404. Its totient is φ = 802784928.

The previous prime is 1003481159. The next prime is 1003481179. The reversal of 1003481165 is 5611843001.

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 386554921 + 616926244 = 19661^2 + 24838^2 .

It is a cyclic number.

It is not a de Polignac number, because 1003481165 - 2¹⁶ = 1003415629 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, 100348112 + ... + 100348121.

It is an arithmetic number, because the mean of its divisors is an integer number (301044351).

Almost surely, 2^1003481165 is an apocalyptic number.

It is an amenable number.

1003481165 is a deficient number, since it is larger than the sum of its proper divisors (200696239).

1003481165 is an equidigital number, since it uses as much as digits as its factorization.

1003481165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200696238.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 1003481165 is about 31677.7708338197. The cubic root of 1003481165 is about 1001.1590444303.

The spelling of 1003481165 in words is "one billion, three million, four hundred eighty-one thousand, one hundred sixty-five".