992345747 has 2 divisors, whose sum is σ = 992345748. Its totient is φ = 992345746.

The previous prime is 992345729. The next prime is 992345797. The reversal of 992345747 is 747543299.

It is an a-pointer prime, because the next prime (992345797) can be obtained adding 992345747 to its sum of digits (50).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 992345747 - 2⁸ = 992345491 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 992345695 and 992345704.

It is not a weakly prime, because it can be changed into another prime (992345797) 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 as a sum of consecutive naturals, namely, 496172873 + 496172874.

It is an arithmetic number, because the mean of its divisors is an integer number (496172874).

Almost surely, 2^992345747 is an apocalyptic number.

992345747 is a deficient number, since it is larger than the sum of its proper divisors (1).

992345747 is an equidigital number, since it uses as much as digits as its factorization.

992345747 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1905120, while the sum is 50.

The square root of 992345747 is about 31501.5197569895. The cubic root of 992345747 is about 997.4420447774.

The spelling of 992345747 in words is "nine hundred ninety-two million, three hundred forty-five thousand, seven hundred forty-seven".