6838509373 has 2 divisors, whose sum is σ = 6838509374. Its totient is φ = 6838509372.

The previous prime is 6838509347. The next prime is 6838509397. The reversal of 6838509373 is 3739058386.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5793797689 + 1044711684 = 76117^2 + 32322^2 .

It is a cyclic number.

It is not a de Polignac number, because 6838509373 - 2¹⁷ = 6838378301 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6838509373.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6838509323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3419254686 + 3419254687.

It is an arithmetic number, because the mean of its divisors is an integer number (3419254687).

Almost surely, 2^6838509373 is an apocalyptic number.

It is an amenable number.

6838509373 is a deficient number, since it is larger than the sum of its proper divisors (1).

6838509373 is an equidigital number, since it uses as much as digits as its factorization.

6838509373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3265920, while the sum is 52.

The square root of 6838509373 is about 82695.2802341222. The cubic root of 6838509373 is about 1898.1060881303.

The spelling of 6838509373 in words is "six billion, eight hundred thirty-eight million, five hundred nine thousand, three hundred seventy-three".