13433045535321 has 4 divisors (see below), whose sum is σ = 17910727380432. Its totient is φ = 8955363690212.

The previous prime is 13433045535317. The next prime is 13433045535331. The reversal of 13433045535321 is 12353554033431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13433045535321 - 2² = 13433045535317 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13433045535331) 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, 2238840922551 + ... + 2238840922556.

It is an arithmetic number, because the mean of its divisors is an integer number (4477681845108).

Almost surely, 2^{13433045535321} is an apocalyptic number.

It is an amenable number.

13433045535321 is a deficient number, since it is larger than the sum of its proper divisors (4477681845111).

13433045535321 is an equidigital number, since it uses as much as digits as its factorization.

13433045535321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4477681845110.

The product of its (nonzero) digits is 972000, while the sum is 42.

Adding to 13433045535321 its reverse (12353554033431), we get a palindrome (25786599568752).

The spelling of 13433045535321 in words is "thirteen trillion, four hundred thirty-three billion, forty-five million, five hundred thirty-five thousand, three hundred twenty-one".