635353 has 2 divisors, whose sum is σ = 635354. Its totient is φ = 635352.

The previous prime is 635351. The next prime is 635359. The reversal of 635353 is 353536.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 635209 + 144 = 797^2 + 12^2 .

It is a cyclic number.

It is not a de Polignac number, because 635353 - 2¹ = 635351 is a prime.

Together with 635351, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (635351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 317676 + 317677.

It is an arithmetic number, because the mean of its divisors is an integer number (317677).

2⁶³⁵³⁵³ is an apocalyptic number.

It is an amenable number.

635353 is a deficient number, since it is larger than the sum of its proper divisors (1).

635353 is an equidigital number, since it uses as much as digits as its factorization.

635353 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4050, while the sum is 25.

The square root of 635353 is about 797.0903336511. The cubic root of 635353 is about 85.9683045270.

Adding to 635353 its reverse (353536), we get a palindrome (988889).

The spelling of 635353 in words is "six hundred thirty-five thousand, three hundred fifty-three".