6741746861 has 2 divisors, whose sum is σ = 6741746862. Its totient is φ = 6741746860.

The previous prime is 6741746749. The next prime is 6741746903. The reversal of 6741746861 is 1686471476.

6741746861 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 can be written as a sum of positive squares in only one way, i.e., 6630844900 + 110901961 = 81430^2 + 10531^2 .

It is a cyclic number.

It is not a de Polignac number, because 6741746861 - 2¹⁰ = 6741745837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6741746461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3370873430 + 3370873431.

It is an arithmetic number, because the mean of its divisors is an integer number (3370873431).

Almost surely, 2^6741746861 is an apocalyptic number.

It is an amenable number.

6741746861 is a deficient number, since it is larger than the sum of its proper divisors (1).

6741746861 is an equidigital number, since it uses as much as digits as its factorization.

6741746861 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1354752, while the sum is 50.

The square root of 6741746861 is about 82108.1412589519. The cubic root of 6741746861 is about 1889.1110159984. Note that the first 3 decimals are identical.

The spelling of 6741746861 in words is "six billion, seven hundred forty-one million, seven hundred forty-six thousand, eight hundred sixty-one".