6694348741 has 2 divisors, whose sum is σ = 6694348742. Its totient is φ = 6694348740.

The previous prime is 6694348673. The next prime is 6694348763. The reversal of 6694348741 is 1478434966.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3935052900 + 2759295841 = 62730^2 + 52529^2 .

It is a cyclic number.

It is not a de Polignac number, because 6694348741 - 2⁹ = 6694348229 is a prime.

It is a super-2 number, since 2×6694348741² = 89628610132256570162, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6694348541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3347174370 + 3347174371.

It is an arithmetic number, because the mean of its divisors is an integer number (3347174371).

Almost surely, 2^6694348741 is an apocalyptic number.

It is an amenable number.

6694348741 is a deficient number, since it is larger than the sum of its proper divisors (1).

6694348741 is an equidigital number, since it uses as much as digits as its factorization.

6694348741 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3483648, while the sum is 52.

The square root of 6694348741 is about 81818.9998777790. Note that the first 3 decimals coincide. The cubic root of 6694348741 is about 1884.6734434202.

The spelling of 6694348741 in words is "six billion, six hundred ninety-four million, three hundred forty-eight thousand, seven hundred forty-one".