168689483 has 2 divisors, whose sum is σ = 168689484. Its totient is φ = 168689482.

The previous prime is 168689441. The next prime is 168689497. The reversal of 168689483 is 384986861.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 168689483 - 2¹⁰ = 168688459 is a prime.

It is a super-2 number, since 2×168689483² = 56912283349614578, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (168689683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84344741 + 84344742.

It is an arithmetic number, because the mean of its divisors is an integer number (84344742).

Almost surely, 2^168689483 is an apocalyptic number.

168689483 is a deficient number, since it is larger than the sum of its proper divisors (1).

168689483 is an equidigital number, since it uses as much as digits as its factorization.

168689483 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1990656, while the sum is 53.

The square root of 168689483 is about 12988.0515474801. The cubic root of 168689483 is about 552.5386586655.

The spelling of 168689483 in words is "one hundred sixty-eight million, six hundred eighty-nine thousand, four hundred eighty-three".