6741940243 has 2 divisors, whose sum is σ = 6741940244. Its totient is φ = 6741940242.

The previous prime is 6741940241. The next prime is 6741940253. The reversal of 6741940243 is 3420491476.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6741940243 - 2¹ = 6741940241 is a prime.

Together with 6741940241, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 6741940196 and 6741940205.

It is not a weakly prime, because it can be changed into another prime (6741940241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3370970121 + 3370970122.

It is an arithmetic number, because the mean of its divisors is an integer number (3370970122).

Almost surely, 2^6741940243 is an apocalyptic number.

6741940243 is a deficient number, since it is larger than the sum of its proper divisors (1).

6741940243 is an equidigital number, since it uses as much as digits as its factorization.

6741940243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 40.

The square root of 6741940243 is about 82109.3188560227. The cubic root of 6741940243 is about 1889.1290784077.

The spelling of 6741940243 in words is "six billion, seven hundred forty-one million, nine hundred forty thousand, two hundred forty-three".