3103928161 has 2 divisors, whose sum is σ = 3103928162. Its totient is φ = 3103928160.

The previous prime is 3103928147. The next prime is 3103928197. The reversal of 3103928161 is 1618293013.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3085135936 + 18792225 = 55544^2 + 4335^2 .

It is a cyclic number.

It is not a de Polignac number, because 3103928161 - 2⁵ = 3103928129 is a prime.

It is not a weakly prime, because it can be changed into another prime (3103928111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1551964080 + 1551964081.

It is an arithmetic number, because the mean of its divisors is an integer number (1551964081).

Almost surely, 2^3103928161 is an apocalyptic number.

It is an amenable number.

3103928161 is a deficient number, since it is larger than the sum of its proper divisors (1).

3103928161 is an equidigital number, since it uses as much as digits as its factorization.

3103928161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 3103928161 is about 55712.9083875541. The cubic root of 3103928161 is about 1458.7153522736.

The spelling of 3103928161 in words is "three billion, one hundred three million, nine hundred twenty-eight thousand, one hundred sixty-one".