3165042065 has 8 divisors (see below), whose sum is σ = 4021465320. Its totient is φ = 2383090432.

The previous prime is 3165041953. The next prime is 3165042103. The reversal of 3165042065 is 5602405613.

It can be written as a sum of positive squares in 4 ways, for example, as 966463744 + 2198578321 = 31088^2 + 46889^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3165042065 - 2³⁰ = 2091300241 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18617810 + ... + 18617979.

It is an arithmetic number, because the mean of its divisors is an integer number (502683165).

Almost surely, 2^3165042065 is an apocalyptic number.

It is an amenable number.

3165042065 is a deficient number, since it is larger than the sum of its proper divisors (856423255).

3165042065 is a wasteful number, since it uses less digits than its factorization.

3165042065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37235811.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 3165042065 is about 56258.7065706278. The cubic root of 3165042065 is about 1468.2268507378.

Adding to 3165042065 its reverse (5602405613), we get a palindrome (8767447678).

The spelling of 3165042065 in words is "three billion, one hundred sixty-five million, forty-two thousand, sixty-five".