535481 has 2 divisors, whose sum is σ = 535482. Its totient is φ = 535480.

The previous prime is 535399. The next prime is 535487. The reversal of 535481 is 184535.

535481 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., 379456 + 156025 = 616^2 + 395^2 .

It is a cyclic number.

It is not a de Polignac number, because 535481 - 2¹⁴ = 519097 is a prime.

It is a super-2 number, since 2×535481² = 573479802722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 535481.

It is not a weakly prime, because it can be changed into another prime (535487) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267740 + 267741.

It is an arithmetic number, because the mean of its divisors is an integer number (267741).

2⁵³⁵⁴⁸¹ is an apocalyptic number.

It is an amenable number.

535481 is a deficient number, since it is larger than the sum of its proper divisors (1).

535481 is an equidigital number, since it uses as much as digits as its factorization.

535481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2400, while the sum is 26.

The square root of 535481 is about 731.7656728762. The cubic root of 535481 is about 81.2047353399.

The spelling of 535481 in words is "five hundred thirty-five thousand, four hundred eighty-one".