992939000497 has 2 divisors, whose sum is σ = 992939000498. Its totient is φ = 992939000496.

The previous prime is 992939000479. The next prime is 992939000567. The reversal of 992939000497 is 794000939299.

Together with previous prime (992939000479) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 867736962576 + 125202037921 = 931524^2 + 353839^2 .

It is a cyclic number.

It is not a de Polignac number, because 992939000497 - 2⁷ = 992939000369 is a prime.

It is not a weakly prime, because it can be changed into another prime (992939000597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 496469500248 + 496469500249.

It is an arithmetic number, because the mean of its divisors is an integer number (496469500249).

Almost surely, 2^992939000497 is an apocalyptic number.

It is an amenable number.

992939000497 is a deficient number, since it is larger than the sum of its proper divisors (1).

992939000497 is an equidigital number, since it uses as much as digits as its factorization.

992939000497 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9920232, while the sum is 61.

The spelling of 992939000497 in words is "nine hundred ninety-two billion, nine hundred thirty-nine million, four hundred ninety-seven", and thus it is an aban number.