8200997743 has 4 divisors (see below), whose sum is σ = 8204311080. Its totient is φ = 8197684408.

The previous prime is 8200997723. The next prime is 8200997767. The reversal of 8200997743 is 3477990028.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8200997743 - 2¹⁷ = 8200866671 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8200997723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1652953 + ... + 1657906.

It is an arithmetic number, because the mean of its divisors is an integer number (2051077770).

Almost surely, 2^8200997743 is an apocalyptic number.

8200997743 is a deficient number, since it is larger than the sum of its proper divisors (3313337).

8200997743 is a wasteful number, since it uses less digits than its factorization.

8200997743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3313336.

The product of its (nonzero) digits is 762048, while the sum is 49.

The square root of 8200997743 is about 90559.3603279087. The cubic root of 8200997743 is about 2016.6114596397.

The spelling of 8200997743 in words is "eight billion, two hundred million, nine hundred ninety-seven thousand, seven hundred forty-three".