992112647 has 2 divisors, whose sum is σ = 992112648. Its totient is φ = 992112646.

The previous prime is 992112631. The next prime is 992112679. The reversal of 992112647 is 746211299.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 992112647 - 2⁴ = 992112631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (992114647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 496056323 + 496056324.

It is an arithmetic number, because the mean of its divisors is an integer number (496056324).

Almost surely, 2^992112647 is an apocalyptic number.

992112647 is a deficient number, since it is larger than the sum of its proper divisors (1).

992112647 is an equidigital number, since it uses as much as digits as its factorization.

992112647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432, while the sum is 41.

The square root of 992112647 is about 31497.8197181964. The cubic root of 992112647 is about 997.3639396249.

The spelling of 992112647 in words is "nine hundred ninety-two million, one hundred twelve thousand, six hundred forty-seven".