13253330533 has 2 divisors, whose sum is σ = 13253330534. Its totient is φ = 13253330532.

The previous prime is 13253330429. The next prime is 13253330557. The reversal of 13253330533 is 33503335231.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7786650564 + 5466679969 = 88242^2 + 73937^2 .

It is a cyclic number.

It is not a de Polignac number, because 13253330533 - 2¹⁷ = 13253199461 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13253330495 and 13253330504.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13253330633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6626665266 + 6626665267.

It is an arithmetic number, because the mean of its divisors is an integer number (6626665267).

Almost surely, 2^13253330533 is an apocalyptic number.

It is an amenable number.

13253330533 is a deficient number, since it is larger than the sum of its proper divisors (1).

13253330533 is an equidigital number, since it uses as much as digits as its factorization.

13253330533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36450, while the sum is 31.

Adding to 13253330533 its reverse (33503335231), we get a palindrome (46756665764).

The spelling of 13253330533 in words is "thirteen billion, two hundred fifty-three million, three hundred thirty thousand, five hundred thirty-three".