168346049 has 2 divisors, whose sum is σ = 168346050. Its totient is φ = 168346048.

The previous prime is 168346043. The next prime is 168346067. The reversal of 168346049 is 940643861.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 119793025 + 48553024 = 10945^2 + 6968^2 .

It is an emirp because it is prime and its reverse (940643861) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 168346049 - 2¹⁶ = 168280513 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 168345997 and 168346015.

It is not a weakly prime, because it can be changed into another prime (168346043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84173024 + 84173025.

It is an arithmetic number, because the mean of its divisors is an integer number (84173025).

Almost surely, 2^168346049 is an apocalyptic number.

It is an amenable number.

168346049 is a deficient number, since it is larger than the sum of its proper divisors (1).

168346049 is an equidigital number, since it uses as much as digits as its factorization.

168346049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 168346049 is about 12974.8236596880. The cubic root of 168346049 is about 552.1634337618.

The spelling of 168346049 in words is "one hundred sixty-eight million, three hundred forty-six thousand, forty-nine".