3104198161 has 4 divisors (see below), whose sum is σ = 3104313012. Its totient is φ = 3104083312.

The previous prime is 3104198137. The next prime is 3104198189. The reversal of 3104198161 is 1618914013.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1618914013 = 47 ⋅34444979.

It can be written as a sum of positive squares in 2 ways, for example, as 382593600 + 2721604561 = 19560^2 + 52169^2 .

It is a cyclic number.

It is not a de Polignac number, because 3104198161 - 2⁷ = 3104198033 is a prime.

It is a super-4 number, since 4×3104198161⁴ (a number of 39 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3104198761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7851 + ... + 79183.

It is an arithmetic number, because the mean of its divisors is an integer number (776078253).

Almost surely, 2^3104198161 is an apocalyptic number.

It is an amenable number.

3104198161 is a deficient number, since it is larger than the sum of its proper divisors (114851).

3104198161 is an equidigital number, since it uses as much as digits as its factorization.

3104198161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114850.

The product of its (nonzero) digits is 5184, while the sum is 34.

The square root of 3104198161 is about 55715.3314716874. The cubic root of 3104198161 is about 1458.7576472523.

The spelling of 3104198161 in words is "three billion, one hundred four million, one hundred ninety-eight thousand, one hundred sixty-one".