13356790243 has 2 divisors, whose sum is σ = 13356790244. Its totient is φ = 13356790242.

The previous prime is 13356790219. The next prime is 13356790273. The reversal of 13356790243 is 34209765331.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13356790243 - 2¹⁷ = 13356659171 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13356790243.

It is not a weakly prime, because it can be changed into another prime (13356790273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6678395121 + 6678395122.

It is an arithmetic number, because the mean of its divisors is an integer number (6678395122).

Almost surely, 2^13356790243 is an apocalyptic number.

13356790243 is a deficient number, since it is larger than the sum of its proper divisors (1).

13356790243 is an equidigital number, since it uses as much as digits as its factorization.

13356790243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 408240, while the sum is 43.

The spelling of 13356790243 in words is "thirteen billion, three hundred fifty-six million, seven hundred ninety thousand, two hundred forty-three".