3113612065 has 8 divisors (see below), whose sum is σ = 3755694888. Its totient is φ = 2477982720.

The previous prime is 3113612059. The next prime is 3113612071. The reversal of 3113612065 is 5602163113.

It is an interprime number because it is at equal distance from previous prime (3113612059) and next prime (3113612071).

It can be written as a sum of positive squares in 4 ways, for example, as 93779856 + 3019832209 = 9684^2 + 54953^2 .

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

It is a de Polignac number, because none of the positive numbers 2^k-3113612065 is a prime.

It is a Duffinian number.

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, 1612306 + ... + 1614235.

It is an arithmetic number, because the mean of its divisors is an integer number (469461861).

Almost surely, 2^3113612065 is an apocalyptic number.

It is an amenable number.

3113612065 is a deficient number, since it is larger than the sum of its proper divisors (642082823).

3113612065 is a wasteful number, since it uses less digits than its factorization.

3113612065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3226739.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 3113612065 is about 55799.7496858185. The cubic root of 3113612065 is about 1460.2307862168.

Adding to 3113612065 its reverse (5602163113), we get a palindrome (8715775178).

The spelling of 3113612065 in words is "three billion, one hundred thirteen million, six hundred twelve thousand, sixty-five".