168731083 has 2 divisors, whose sum is σ = 168731084. Its totient is φ = 168731082.

The previous prime is 168731051. The next prime is 168731117. The reversal of 168731083 is 380137861.

It is a weak prime.

It is an emirp because it is prime and its reverse (380137861) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 168731083 - 2⁵ = 168731051 is a prime.

It is not a weakly prime, because it can be changed into another prime (168737083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84365541 + 84365542.

It is an arithmetic number, because the mean of its divisors is an integer number (84365542).

Almost surely, 2^168731083 is an apocalyptic number.

168731083 is a deficient number, since it is larger than the sum of its proper divisors (1).

168731083 is an equidigital number, since it uses as much as digits as its factorization.

168731083 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 168731083 is about 12989.6529206904. The cubic root of 168731083 is about 552.5840748914.

It can be divided in two parts, 16873 and 1083, that added together give a square (17956 = 134²).

The spelling of 168731083 in words is "one hundred sixty-eight million, seven hundred thirty-one thousand, eighty-three".