13433241243 has 16 divisors (see below), whose sum is σ = 18857145600. Its totient is φ = 8482589280.

The previous prime is 13433241229. The next prime is 13433241247. The reversal of 13433241243 is 34214233431.

It is a happy number.

It is not a de Polignac number, because 13433241243 - 2¹⁸ = 13432979099 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13433241243.

It is not an unprimeable number, because it can be changed into a prime (13433241247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 343933 + ... + 380993.

It is an arithmetic number, because the mean of its divisors is an integer number (1178571600).

Almost surely, 2^13433241243 is an apocalyptic number.

13433241243 is a deficient number, since it is larger than the sum of its proper divisors (5423904357).

13433241243 is a wasteful number, since it uses less digits than its factorization.

13433241243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43442.

The product of its digits is 20736, while the sum is 30.

Adding to 13433241243 its reverse (34214233431), we get a palindrome (47647474674).

The spelling of 13433241243 in words is "thirteen billion, four hundred thirty-three million, two hundred forty-one thousand, two hundred forty-three".