6983947 has 2 divisors, whose sum is σ = 6983948. Its totient is φ = 6983946.

The previous prime is 6983843. The next prime is 6983953. The reversal of 6983947 is 7493896.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6983947 - 2¹⁵ = 6951179 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6983897 and 6983906.

It is not a weakly prime, because it can be changed into another prime (6983987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3491973 + 3491974.

It is an arithmetic number, because the mean of its divisors is an integer number (3491974).

Almost surely, 2^6983947 is an apocalyptic number.

6983947 is a deficient number, since it is larger than the sum of its proper divisors (1).

6983947 is an equidigital number, since it uses as much as digits as its factorization.

6983947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 326592, while the sum is 46.

The square root of 6983947 is about 2642.7158379213. The cubic root of 6983947 is about 191.1467764271.

The spelling of 6983947 in words is "six million, nine hundred eighty-three thousand, nine hundred forty-seven".