663534341 has 2 divisors, whose sum is σ = 663534342. Its totient is φ = 663534340.

The previous prime is 663534301. The next prime is 663534373. The reversal of 663534341 is 143435366.

663534341 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 662805025 + 729316 = 25745^2 + 854^2 .

It is a cyclic number.

It is not a de Polignac number, because 663534341 - 2¹⁴ = 663517957 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (663534301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331767170 + 331767171.

It is an arithmetic number, because the mean of its divisors is an integer number (331767171).

Almost surely, 2^663534341 is an apocalyptic number.

It is an amenable number.

663534341 is a deficient number, since it is larger than the sum of its proper divisors (1).

663534341 is an equidigital number, since it uses as much as digits as its factorization.

663534341 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 77760, while the sum is 35.

The square root of 663534341 is about 25759.1603318121. The cubic root of 663534341 is about 872.2101470939.

The spelling of 663534341 in words is "six hundred sixty-three million, five hundred thirty-four thousand, three hundred forty-one".