6173161 has 4 divisors (see below), whose sum is σ = 6181252. Its totient is φ = 6165072.

The previous prime is 6173149. The next prime is 6173171. The reversal of 6173161 is 1613716.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1946025 + 4227136 = 1395^2 + 2056^2 .

It is a cyclic number.

It is not a de Polignac number, because 6173161 - 2¹⁹ = 5648873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6173171) 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, 2766 + ... + 4471.

It is an arithmetic number, because the mean of its divisors is an integer number (1545313).

Almost surely, 2^6173161 is an apocalyptic number.

It is an amenable number.

6173161 is a deficient number, since it is larger than the sum of its proper divisors (8091).

6173161 is an equidigital number, since it uses as much as digits as its factorization.

6173161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8090.

The product of its digits is 756, while the sum is 25.

The square root of 6173161 is about 2484.5846735420. The cubic root of 6173161 is about 183.4435873088.

Adding to 6173161 its reverse (1613716), we get a palindrome (7786877).

The spelling of 6173161 in words is "six million, one hundred seventy-three thousand, one hundred sixty-one".