168955097 has 2 divisors, whose sum is σ = 168955098. Its totient is φ = 168955096.

The previous prime is 168955081. The next prime is 168955099. The reversal of 168955097 is 790559861.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 161315401 + 7639696 = 12701^2 + 2764^2 .

It is a cyclic number.

It is not a de Polignac number, because 168955097 - 2⁴ = 168955081 is a prime.

Together with 168955099, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (168955099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84477548 + 84477549.

It is an arithmetic number, because the mean of its divisors is an integer number (84477549).

Almost surely, 2^168955097 is an apocalyptic number.

It is an amenable number.

168955097 is a deficient number, since it is larger than the sum of its proper divisors (1).

168955097 is an equidigital number, since it uses as much as digits as its factorization.

168955097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 680400, while the sum is 50.

The square root of 168955097 is about 12998.2728468055. The cubic root of 168955097 is about 552.8285108421.

The spelling of 168955097 in words is "one hundred sixty-eight million, nine hundred fifty-five thousand, ninety-seven".