13331840047 has 2 divisors, whose sum is σ = 13331840048. Its totient is φ = 13331840046.

The previous prime is 13331839949. The next prime is 13331840063. The reversal of 13331840047 is 74004813331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13331840047 - 2¹¹ = 13331837999 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13331839994 and 13331840021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13331850047) 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, 6665920023 + 6665920024.

It is an arithmetic number, because the mean of its divisors is an integer number (6665920024).

Almost surely, 2^13331840047 is an apocalyptic number.

13331840047 is a deficient number, since it is larger than the sum of its proper divisors (1).

13331840047 is an equidigital number, since it uses as much as digits as its factorization.

13331840047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 34.

The spelling of 13331840047 in words is "thirteen billion, three hundred thirty-one million, eight hundred forty thousand, forty-seven".