6747061897 has 2 divisors, whose sum is σ = 6747061898. Its totient is φ = 6747061896.

The previous prime is 6747061873. The next prime is 6747061943. The reversal of 6747061897 is 7981607476.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6429473856 + 317588041 = 80184^2 + 17821^2 .

It is a cyclic number.

It is not a de Polignac number, because 6747061897 - 2¹¹ = 6747059849 is a prime.

It is not a weakly prime, because it can be changed into another prime (6747061297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3373530948 + 3373530949.

It is an arithmetic number, because the mean of its divisors is an integer number (3373530949).

Almost surely, 2^6747061897 is an apocalyptic number.

It is an amenable number.

6747061897 is a deficient number, since it is larger than the sum of its proper divisors (1).

6747061897 is an equidigital number, since it uses as much as digits as its factorization.

6747061897 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3556224, while the sum is 55.

The square root of 6747061897 is about 82140.5009541578. The cubic root of 6747061897 is about 1889.6073292836.

The spelling of 6747061897 in words is "six billion, seven hundred forty-seven million, sixty-one thousand, eight hundred ninety-seven".