168545011 has 2 divisors, whose sum is σ = 168545012. Its totient is φ = 168545010.

The previous prime is 168544997. The next prime is 168545017. The reversal of 168545011 is 110545861.

It is a strong prime.

It is an emirp because it is prime and its reverse (110545861) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 168545011 - 2⁵ = 168544979 is a prime.

It is not a weakly prime, because it can be changed into another prime (168545017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84272505 + 84272506.

It is an arithmetic number, because the mean of its divisors is an integer number (84272506).

Almost surely, 2^168545011 is an apocalyptic number.

168545011 is a deficient number, since it is larger than the sum of its proper divisors (1).

168545011 is an equidigital number, since it uses as much as digits as its factorization.

168545011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4800, while the sum is 31.

The square root of 168545011 is about 12982.4886289186. The cubic root of 168545011 is about 552.3808753363.

The spelling of 168545011 in words is "one hundred sixty-eight million, five hundred forty-five thousand, eleven".