535985081 has 2 divisors, whose sum is σ = 535985082. Its totient is φ = 535985080.

The previous prime is 535985063. The next prime is 535985119. The reversal of 535985081 is 180589535.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 482461225 + 53523856 = 21965^2 + 7316^2 .

It is a cyclic number.

It is not a de Polignac number, because 535985081 - 2⁶ = 535985017 is a prime.

It is a super-3 number, since 3×535985081³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (535985581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267992540 + 267992541.

It is an arithmetic number, because the mean of its divisors is an integer number (267992541).

Almost surely, 2^535985081 is an apocalyptic number.

It is an amenable number.

535985081 is a deficient number, since it is larger than the sum of its proper divisors (1).

535985081 is an equidigital number, since it uses as much as digits as its factorization.

535985081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216000, while the sum is 44.

The square root of 535985081 is about 23151.3516020124. The cubic root of 535985081 is about 812.3020834227.

The spelling of 535985081 in words is "five hundred thirty-five million, nine hundred eighty-five thousand, eighty-one".