13433020243 has 4 divisors (see below), whose sum is σ = 13447638160. Its totient is φ = 13418402328.

The previous prime is 13433020241. The next prime is 13433020247. The reversal of 13433020243 is 34202033431.

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

It is a cyclic number.

It is not a de Polignac number, because 13433020243 - 2¹ = 13433020241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13433020241) 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, 7307580 + ... + 7309417.

It is an arithmetic number, because the mean of its divisors is an integer number (3361909540).

Almost surely, 2^13433020243 is an apocalyptic number.

13433020243 is a deficient number, since it is larger than the sum of its proper divisors (14617917).

13433020243 is an equidigital number, since it uses as much as digits as its factorization.

13433020243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14617916.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 13433020243 its reverse (34202033431), we get a palindrome (47635053674).

The spelling of 13433020243 in words is "thirteen billion, four hundred thirty-three million, twenty thousand, two hundred forty-three".