168214853 has 2 divisors, whose sum is σ = 168214854. Its totient is φ = 168214852.

The previous prime is 168214831. The next prime is 168214903. The reversal of 168214853 is 358412861.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104182849 + 64032004 = 10207^2 + 8002^2 .

It is a cyclic number.

It is not a de Polignac number, because 168214853 - 2⁶ = 168214789 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (168210853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84107426 + 84107427.

It is an arithmetic number, because the mean of its divisors is an integer number (84107427).

Almost surely, 2^168214853 is an apocalyptic number.

It is an amenable number.

168214853 is a deficient number, since it is larger than the sum of its proper divisors (1).

168214853 is an equidigital number, since it uses as much as digits as its factorization.

168214853 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46080, while the sum is 38.

The square root of 168214853 is about 12969.7668830245. The cubic root of 168214853 is about 552.0199585394.

The spelling of 168214853 in words is "one hundred sixty-eight million, two hundred fourteen thousand, eight hundred fifty-three".