716565533 has 2 divisors, whose sum is σ = 716565534. Its totient is φ = 716565532.

The previous prime is 716565491. The next prime is 716565539. The reversal of 716565533 is 335565617.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 559890244 + 156675289 = 23662^2 + 12517^2 .

It is a cyclic number.

It is not a de Polignac number, because 716565533 - 2⁸ = 716565277 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (716565539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 358282766 + 358282767.

It is an arithmetic number, because the mean of its divisors is an integer number (358282767).

Almost surely, 2^716565533 is an apocalyptic number.

It is an amenable number.

716565533 is a deficient number, since it is larger than the sum of its proper divisors (1).

716565533 is an equidigital number, since it uses as much as digits as its factorization.

716565533 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 283500, while the sum is 41.

The square root of 716565533 is about 26768.7417149182. The cubic root of 716565533 is about 894.8535628003.

The spelling of 716565533 in words is "seven hundred sixteen million, five hundred sixty-five thousand, five hundred thirty-three".