166360349 has 2 divisors, whose sum is σ = 166360350. Its totient is φ = 166360348.

The previous prime is 166360321. The next prime is 166360361. The reversal of 166360349 is 943063661.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 164301124 + 2059225 = 12818^2 + 1435^2 .

It is a cyclic number.

It is not a de Polignac number, because 166360349 - 2¹⁶ = 166294813 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (166360309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83180174 + 83180175.

It is an arithmetic number, because the mean of its divisors is an integer number (83180175).

Almost surely, 2^166360349 is an apocalyptic number.

It is an amenable number.

166360349 is a deficient number, since it is larger than the sum of its proper divisors (1).

166360349 is an equidigital number, since it uses as much as digits as its factorization.

166360349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 38.

The square root of 166360349 is about 12898.0753990663. The cubic root of 166360349 is about 549.9838551735.

The spelling of 166360349 in words is "one hundred sixty-six million, three hundred sixty thousand, three hundred forty-nine".