6999361 has 2 divisors, whose sum is σ = 6999362. Its totient is φ = 6999360.

The previous prime is 6999341. The next prime is 6999367. The reversal of 6999361 is 1639996.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4227136 + 2772225 = 2056^2 + 1665^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6999361 is a prime.

It is not a weakly prime, because it can be changed into another prime (6999367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3499680 + 3499681.

It is an arithmetic number, because the mean of its divisors is an integer number (3499681).

Almost surely, 2^6999361 is an apocalyptic number.

It is an amenable number.

6999361 is a deficient number, since it is larger than the sum of its proper divisors (1).

6999361 is an equidigital number, since it uses as much as digits as its factorization.

6999361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 78732, while the sum is 43.

The square root of 6999361 is about 2645.6305486594. The cubic root of 6999361 is about 191.2872973238.

The spelling of 6999361 in words is "six million, nine hundred ninety-nine thousand, three hundred sixty-one".