6745500197 has 2 divisors, whose sum is σ = 6745500198. Its totient is φ = 6745500196.

The previous prime is 6745500187. The next prime is 6745500287. The reversal of 6745500197 is 7910055476.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5184144001 + 1561356196 = 72001^2 + 39514^2 .

It is a cyclic number.

It is not a de Polignac number, because 6745500197 - 2¹⁴ = 6745483813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6745500187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3372750098 + 3372750099.

It is an arithmetic number, because the mean of its divisors is an integer number (3372750099).

Almost surely, 2^6745500197 is an apocalyptic number.

It is an amenable number.

6745500197 is a deficient number, since it is larger than the sum of its proper divisors (1).

6745500197 is an equidigital number, since it uses as much as digits as its factorization.

6745500197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 264600, while the sum is 44.

The square root of 6745500197 is about 82130.9941313266. The cubic root of 6745500197 is about 1889.4615261906.

The spelling of 6745500197 in words is "six billion, seven hundred forty-five million, five hundred thousand, one hundred ninety-seven".