675185939 has 2 divisors, whose sum is σ = 675185940. Its totient is φ = 675185938.

The previous prime is 675185897. The next prime is 675185941. The reversal of 675185939 is 939581576.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 675185939 - 2⁸ = 675185683 is a prime.

Together with 675185941, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (675185969) 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, 337592969 + 337592970.

It is an arithmetic number, because the mean of its divisors is an integer number (337592970).

Almost surely, 2^675185939 is an apocalyptic number.

675185939 is a deficient number, since it is larger than the sum of its proper divisors (1).

675185939 is an equidigital number, since it uses as much as digits as its factorization.

675185939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2041200, while the sum is 53.

The square root of 675185939 is about 25984.3402648595. The cubic root of 675185939 is about 877.2858605778.

The spelling of 675185939 in words is "six hundred seventy-five million, one hundred eighty-five thousand, nine hundred thirty-nine".