533365997 has 2 divisors, whose sum is σ = 533365998. Its totient is φ = 533365996.

The previous prime is 533365991. The next prime is 533366047. The reversal of 533365997 is 799563335.

It is an a-pointer prime, because the next prime (533366047) can be obtained adding 533365997 to its sum of digits (50).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 318479716 + 214886281 = 17846^2 + 14659^2 .

It is a cyclic number.

It is not a de Polignac number, because 533365997 - 2⁸ = 533365741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (533365991) 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, 266682998 + 266682999.

It is an arithmetic number, because the mean of its divisors is an integer number (266682999).

Almost surely, 2^533365997 is an apocalyptic number.

It is an amenable number.

533365997 is a deficient number, since it is larger than the sum of its proper divisors (1).

533365997 is an equidigital number, since it uses as much as digits as its factorization.

533365997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2296350, while the sum is 50.

The square root of 533365997 is about 23094.7179458854. The cubic root of 533365997 is about 810.9768213234.

The spelling of 533365997 in words is "five hundred thirty-three million, three hundred sixty-five thousand, nine hundred ninety-seven".