168606701 has 2 divisors, whose sum is σ = 168606702. Its totient is φ = 168606700.

The previous prime is 168606689. The next prime is 168606787. The reversal of 168606701 is 107606861.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 167081476 + 1525225 = 12926^2 + 1235^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-168606701 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 (168606791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84303350 + 84303351.

It is an arithmetic number, because the mean of its divisors is an integer number (84303351).

Almost surely, 2^168606701 is an apocalyptic number.

It is an amenable number.

168606701 is a deficient number, since it is larger than the sum of its proper divisors (1).

168606701 is an equidigital number, since it uses as much as digits as its factorization.

168606701 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 168606701 is about 12984.8643042582. The cubic root of 168606701 is about 552.4482603420.

The spelling of 168606701 in words is "one hundred sixty-eight million, six hundred six thousand, seven hundred one".