675505349 has 2 divisors, whose sum is σ = 675505350. Its totient is φ = 675505348.

The previous prime is 675505343. The next prime is 675505351. The reversal of 675505349 is 943505576.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 646074724 + 29430625 = 25418^2 + 5425^2 .

It is a cyclic number.

It is not a de Polignac number, because 675505349 - 2⁴ = 675505333 is a prime.

It is a super-2 number, since 2×675505349² = 912614953055223602, which contains 22 as substring.

Together with 675505351, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (675505343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337752674 + 337752675.

It is an arithmetic number, because the mean of its divisors is an integer number (337752675).

Almost surely, 2^675505349 is an apocalyptic number.

It is an amenable number.

675505349 is a deficient number, since it is larger than the sum of its proper divisors (1).

675505349 is an equidigital number, since it uses as much as digits as its factorization.

675505349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 567000, while the sum is 44.

The square root of 675505349 is about 25990.4857399780. The cubic root of 675505349 is about 877.4241778844.

The spelling of 675505349 in words is "six hundred seventy-five million, five hundred five thousand, three hundred forty-nine".