535313161 has 4 divisors (see below), whose sum is σ = 542646292. Its totient is φ = 527980032.

The previous prime is 535313131. The next prime is 535313167. The reversal of 535313161 is 161313535.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 160503561 + 374809600 = 12669^2 + 19360^2 .

It is a cyclic number.

It is not a de Polignac number, because 535313161 - 2²¹ = 533216009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (535313167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3666456 + ... + 3666601.

It is an arithmetic number, because the mean of its divisors is an integer number (135661573).

Almost surely, 2^535313161 is an apocalyptic number.

It is an amenable number.

535313161 is a deficient number, since it is larger than the sum of its proper divisors (7333131).

535313161 is an equidigital number, since it uses as much as digits as its factorization.

535313161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7333130.

The product of its digits is 4050, while the sum is 28.

The square root of 535313161 is about 23136.8355874350. The cubic root of 535313161 is about 811.9625029195.

Adding to 535313161 its reverse (161313535), we get a palindrome (696626696).

The spelling of 535313161 in words is "five hundred thirty-five million, three hundred thirteen thousand, one hundred sixty-one".