6986713 has 2 divisors, whose sum is σ = 6986714. Its totient is φ = 6986712.

The previous prime is 6986689. The next prime is 6986717. The reversal of 6986713 is 3176896.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5992704 + 994009 = 2448^2 + 997^2 .

It is a cyclic number.

It is not a de Polignac number, because 6986713 - 2²¹ = 4889561 is a prime.

6986713 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (6986717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3493356 + 3493357.

It is an arithmetic number, because the mean of its divisors is an integer number (3493357).

Almost surely, 2^6986713 is an apocalyptic number.

It is an amenable number.

6986713 is a deficient number, since it is larger than the sum of its proper divisors (1).

6986713 is an equidigital number, since it uses as much as digits as its factorization.

6986713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432, while the sum is 40.

The square root of 6986713 is about 2643.2391113934. The cubic root of 6986713 is about 191.1720077278.

The spelling of 6986713 in words is "six million, nine hundred eighty-six thousand, seven hundred thirteen".