6999373 has 2 divisors, whose sum is σ = 6999374. Its totient is φ = 6999372.

The previous prime is 6999367. The next prime is 6999379. The reversal of 6999373 is 3739996.

It is a balanced prime because it is at equal distance from previous prime (6999367) and next prime (6999379).

It can be written as a sum of positive squares in only one way, i.e., 6985449 + 13924 = 2643^2 + 118^2 .

It is a cyclic number.

It is not a de Polignac number, because 6999373 - 2⁵ = 6999341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6999379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3499686 + 3499687.

It is an arithmetic number, because the mean of its divisors is an integer number (3499687).

Almost surely, 2^6999373 is an apocalyptic number.

It is an amenable number.

6999373 is a deficient number, since it is larger than the sum of its proper divisors (1).

6999373 is an equidigital number, since it uses as much as digits as its factorization.

6999373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 275562, while the sum is 46.

The square root of 6999373 is about 2645.6328165488. The cubic root of 6999373 is about 191.2874066407.

The spelling of 6999373 in words is "six million, nine hundred ninety-nine thousand, three hundred seventy-three".