6973919 has 2 divisors, whose sum is σ = 6973920. Its totient is φ = 6973918.

The previous prime is 6973913. The next prime is 6973921. The reversal of 6973919 is 9193796.

It is a happy number.

6973919 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6973919 - 2⁸ = 6973663 is a prime.

It is a super-2 number, since 2×6973919² = 97271092437122, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 6973921, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6973919.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6973913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3486959 + 3486960.

It is an arithmetic number, because the mean of its divisors is an integer number (3486960).

Almost surely, 2^6973919 is an apocalyptic number.

6973919 is a deficient number, since it is larger than the sum of its proper divisors (1).

6973919 is an equidigital number, since it uses as much as digits as its factorization.

6973919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 91854, while the sum is 44.

The square root of 6973919 is about 2640.8178657378. The cubic root of 6973919 is about 191.0552456620.

The spelling of 6973919 in words is "six million, nine hundred seventy-three thousand, nine hundred nineteen".