533643317 has 2 divisors, whose sum is σ = 533643318. Its totient is φ = 533643316.

The previous prime is 533643293. The next prime is 533643349. The reversal of 533643317 is 713346335.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 512977201 + 20666116 = 22649^2 + 4546^2 .

It is a cyclic number.

It is not a de Polignac number, because 533643317 - 2¹² = 533639221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (533043317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266821658 + 266821659.

It is an arithmetic number, because the mean of its divisors is an integer number (266821659).

Almost surely, 2^533643317 is an apocalyptic number.

It is an amenable number.

533643317 is a deficient number, since it is larger than the sum of its proper divisors (1).

533643317 is an equidigital number, since it uses as much as digits as its factorization.

533643317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 68040, while the sum is 35.

The square root of 533643317 is about 23100.7211359299. The cubic root of 533643317 is about 811.1173509198.

The spelling of 533643317 in words is "five hundred thirty-three million, six hundred forty-three thousand, three hundred seventeen".