168100147 has 2 divisors, whose sum is σ = 168100148. Its totient is φ = 168100146.

The previous prime is 168100109. The next prime is 168100159. The reversal of 168100147 is 741001861.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-168100147 is a prime.

It is not a weakly prime, because it can be changed into another prime (168100447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84050073 + 84050074.

It is an arithmetic number, because the mean of its divisors is an integer number (84050074).

Almost surely, 2^168100147 is an apocalyptic number.

168100147 is a deficient number, since it is larger than the sum of its proper divisors (1).

168100147 is an equidigital number, since it uses as much as digits as its factorization.

168100147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 28.

The square root of 168100147 is about 12965.3440756503. The cubic root of 168100147 is about 551.8944555524.

The spelling of 168100147 in words is "one hundred sixty-eight million, one hundred thousand, one hundred forty-seven".