535203504305213 has 4 divisors (see below), whose sum is σ = 535203609302460. Its totient is φ = 535203399307968.

The previous prime is 535203504305191. The next prime is 535203504305219. The reversal of 535203504305213 is 312503405302535.

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 143968633708249 + 391234870596964 = 11998693^2 + 19779658^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-535203504305213 is a prime.

It is a super-3 number, since 3×535203504305213³ (a number of 45 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (535203504305219) 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, 44440358 + ... + 55184711.

It is an arithmetic number, because the mean of its divisors is an integer number (133800902325615).

Almost surely, 2^{535203504305213} is an apocalyptic number.

It is an amenable number.

535203504305213 is a deficient number, since it is larger than the sum of its proper divisors (104997247).

535203504305213 is an equidigital number, since it uses as much as digits as its factorization.

535203504305213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104997246.

The product of its (nonzero) digits is 810000, while the sum is 41.

Adding to 535203504305213 its reverse (312503405302535), we get a palindrome (847706909607748).

The spelling of 535203504305213 in words is "five hundred thirty-five trillion, two hundred three billion, five hundred four million, three hundred five thousand, two hundred thirteen".