6981200047 has 2 divisors, whose sum is σ = 6981200048. Its totient is φ = 6981200046.

The previous prime is 6981200041. The next prime is 6981200069. The reversal of 6981200047 is 7400021896.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6981200047 - 2⁷ = 6981199919 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6981199979 and 6981200015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6981200041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3490600023 + 3490600024.

It is an arithmetic number, because the mean of its divisors is an integer number (3490600024).

Almost surely, 2^6981200047 is an apocalyptic number.

6981200047 is a deficient number, since it is larger than the sum of its proper divisors (1).

6981200047 is an equidigital number, since it uses as much as digits as its factorization.

6981200047 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 37.

The square root of 6981200047 is about 83553.5759079167. The cubic root of 6981200047 is about 1911.2171227803.

The spelling of 6981200047 in words is "six billion, nine hundred eighty-one million, two hundred thousand, forty-seven".