6679951 has 2 divisors, whose sum is σ = 6679952. Its totient is φ = 6679950.

The previous prime is 6679949. The next prime is 6679957. The reversal of 6679951 is 1599766.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6679951 - 2¹ = 6679949 is a prime.

Together with 6679949, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 6679898 and 6679907.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6679957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3339975 + 3339976.

It is an arithmetic number, because the mean of its divisors is an integer number (3339976).

Almost surely, 2^6679951 is an apocalyptic number.

6679951 is a deficient number, since it is larger than the sum of its proper divisors (1).

6679951 is an equidigital number, since it uses as much as digits as its factorization.

6679951 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 102060, while the sum is 43.

The square root of 6679951 is about 2584.5601173120. The cubic root of 6679951 is about 188.3321331969.

The spelling of 6679951 in words is "six million, six hundred seventy-nine thousand, nine hundred fifty-one".