183168061 has 2 divisors, whose sum is σ = 183168062. Its totient is φ = 183168060.

The previous prime is 183168049. The next prime is 183168077. The reversal of 183168061 is 160861381.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 130096836 + 53071225 = 11406^2 + 7285^2 .

It is an emirp because it is prime and its reverse (160861381) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-183168061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (183168961) 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 as a sum of consecutive naturals, namely, 91584030 + 91584031.

It is an arithmetic number, because the mean of its divisors is an integer number (91584031).

Almost surely, 2^183168061 is an apocalyptic number.

It is an amenable number.

183168061 is a deficient number, since it is larger than the sum of its proper divisors (1).

183168061 is an equidigital number, since it uses as much as digits as its factorization.

183168061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 34.

The square root of 183168061 is about 13533.9595462673. The cubic root of 183168061 is about 567.9148819834.

The spelling of 183168061 in words is "one hundred eighty-three million, one hundred sixty-eight thousand, sixty-one".