535131 has 12 divisors (see below), whose sum is σ = 794352. Its totient is φ = 346896.

The previous prime is 535123. The next prime is 535133. The reversal of 535131 is 131535.

It is a happy number.

535131 is a `hidden beast` number, since 535 + 131 = 666.

535131 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 535131 - 2³ = 535123 is a prime.

It is a super-2 number, since 2×535131² = 572730374322, which contains 22 as substring.

535131 is strictly pandigital in base 7.

It is not an unprimeable number, because it can be changed into a prime (535133) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 471 + ... + 1136.

It is an arithmetic number, because the mean of its divisors is an integer number (66196).

2⁵³⁵¹³¹ is an apocalyptic number.

535131 is a deficient number, since it is larger than the sum of its proper divisors (259221).

535131 is a wasteful number, since it uses less digits than its factorization.

535131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1650 (or 1647 counting only the distinct ones).

The product of its digits is 225, while the sum is 18.

The square root of 535131 is about 731.5264861917. The cubic root of 535131 is about 81.1870391926.

Adding to 535131 its reverse (131535), we get a palindrome (666666).

It can be divided in two parts, 535 and 131, that added together give a palindrome (666).

The spelling of 535131 in words is "five hundred thirty-five thousand, one hundred thirty-one".