13420002047 has 2 divisors, whose sum is σ = 13420002048. Its totient is φ = 13420002046.

The previous prime is 13420002031. The next prime is 13420002061. The reversal of 13420002047 is 74020002431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13420002047 - 2⁴ = 13420002031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13420002067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6710001023 + 6710001024.

It is an arithmetic number, because the mean of its divisors is an integer number (6710001024).

Almost surely, 2^13420002047 is an apocalyptic number.

13420002047 is a deficient number, since it is larger than the sum of its proper divisors (1).

13420002047 is an equidigital number, since it uses as much as digits as its factorization.

13420002047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 23.

Adding to 13420002047 its reverse (74020002431), we get a palindrome (87440004478).

The spelling of 13420002047 in words is "thirteen billion, four hundred twenty million, two thousand, forty-seven".