982745791 has 2 divisors, whose sum is σ = 982745792. Its totient is φ = 982745790.

The previous prime is 982745767. The next prime is 982745917. The reversal of 982745791 is 197547289.

Together with next prime (982745917) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 982745791 - 2⁹ = 982745279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (982745191) 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, 491372895 + 491372896.

It is an arithmetic number, because the mean of its divisors is an integer number (491372896).

Almost surely, 2^982745791 is an apocalyptic number.

982745791 is a deficient number, since it is larger than the sum of its proper divisors (1).

982745791 is an equidigital number, since it uses as much as digits as its factorization.

982745791 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1270080, while the sum is 52.

The square root of 982745791 is about 31348.7765470999. The cubic root of 982745791 is about 994.2151975885.

The spelling of 982745791 in words is "nine hundred eighty-two million, seven hundred forty-five thousand, seven hundred ninety-one".