167120590717 has 2 divisors, whose sum is σ = 167120590718. Its totient is φ = 167120590716.

The previous prime is 167120590699. The next prime is 167120590757. The reversal of 167120590717 is 717095021761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 165172339396 + 1948251321 = 406414^2 + 44139^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-167120590717 is a prime.

It is a super-3 number, since 3×167120590717³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (167120590757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83560295358 + 83560295359.

It is an arithmetic number, because the mean of its divisors is an integer number (83560295359).

Almost surely, 2^167120590717 is an apocalyptic number.

It is an amenable number.

167120590717 is a deficient number, since it is larger than the sum of its proper divisors (1).

167120590717 is an equidigital number, since it uses as much as digits as its factorization.

167120590717 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 185220, while the sum is 46.

The spelling of 167120590717 in words is "one hundred sixty-seven billion, one hundred twenty million, five hundred ninety thousand, seven hundred seventeen".