3103316561 has 32 divisors (see below), whose sum is σ = 3487131648. Its totient is φ = 2746656000.

The previous prime is 3103316549. The next prime is 3103316563. The reversal of 3103316561 is 1656133013.

It is not a de Polignac number, because 3103316561 - 2¹⁴ = 3103300177 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3103316563) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 10108370 + ... + 10108676.

It is an arithmetic number, because the mean of its divisors is an integer number (108972864).

Almost surely, 2^3103316561 is an apocalyptic number.

It is an amenable number.

3103316561 is a deficient number, since it is larger than the sum of its proper divisors (383815087).

3103316561 is a wasteful number, since it uses less digits than its factorization.

3103316561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701.

The product of its (nonzero) digits is 4860, while the sum is 29.

The square root of 3103316561 is about 55707.4192635056. The cubic root of 3103316561 is about 1458.6195372433.

Adding to 3103316561 its reverse (1656133013), we get a palindrome (4759449574).

The spelling of 3103316561 in words is "three billion, one hundred three million, three hundred sixteen thousand, five hundred sixty-one".