168214601 has 2 divisors, whose sum is σ = 168214602. Its totient is φ = 168214600.

The previous prime is 168214597. The next prime is 168214661. The reversal of 168214601 is 106412861.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97990201 + 70224400 = 9899^2 + 8380^2 .

It is a cyclic number.

It is not a de Polignac number, because 168214601 - 2² = 168214597 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (168214661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84107300 + 84107301.

It is an arithmetic number, because the mean of its divisors is an integer number (84107301).

Almost surely, 2^168214601 is an apocalyptic number.

It is an amenable number.

168214601 is a deficient number, since it is larger than the sum of its proper divisors (1).

168214601 is an equidigital number, since it uses as much as digits as its factorization.

168214601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 29.

The square root of 168214601 is about 12969.7571681200. The cubic root of 168214601 is about 552.0196828818.

The spelling of 168214601 in words is "one hundred sixty-eight million, two hundred fourteen thousand, six hundred one".