166049083 has 2 divisors, whose sum is σ = 166049084. Its totient is φ = 166049082.

The previous prime is 166049077. The next prime is 166049087. The reversal of 166049083 is 380940661.

It is a strong prime.

It is an emirp because it is prime and its reverse (380940661) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-166049083 is a prime.

It is not a weakly prime, because it can be changed into another prime (166049087) 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, 83024541 + 83024542.

It is an arithmetic number, because the mean of its divisors is an integer number (83024542).

Almost surely, 2^166049083 is an apocalyptic number.

166049083 is a deficient number, since it is larger than the sum of its proper divisors (1).

166049083 is an equidigital number, since it uses as much as digits as its factorization.

166049083 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 166049083 is about 12886.0033757562. The cubic root of 166049083 is about 549.6406280461.

The spelling of 166049083 in words is "one hundred sixty-six million, forty-nine thousand, eighty-three".