675319669 has 2 divisors, whose sum is σ = 675319670. Its totient is φ = 675319668.

The previous prime is 675319657. The next prime is 675319699. The reversal of 675319669 is 966913576.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 405539044 + 269780625 = 20138^2 + 16425^2 .

It is a cyclic number.

It is not a de Polignac number, because 675319669 - 2¹³ = 675311477 is a prime.

It is a super-2 number, since 2×675319669² = 912113310676539122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (675319609) 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, 337659834 + 337659835.

It is an arithmetic number, because the mean of its divisors is an integer number (337659835).

Almost surely, 2^675319669 is an apocalyptic number.

It is an amenable number.

675319669 is a deficient number, since it is larger than the sum of its proper divisors (1).

675319669 is an equidigital number, since it uses as much as digits as its factorization.

675319669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1837080, while the sum is 52.

The square root of 675319669 is about 25986.9134181034. The cubic root of 675319669 is about 877.3437763245.

The spelling of 675319669 in words is "six hundred seventy-five million, three hundred nineteen thousand, six hundred sixty-nine".