992394913 has 2 divisors, whose sum is σ = 992394914. Its totient is φ = 992394912.

The previous prime is 992394889. The next prime is 992394917. The reversal of 992394913 is 319493299.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 893531664 + 98863249 = 29892^2 + 9943^2 .

It is a cyclic number.

It is not a de Polignac number, because 992394913 - 2¹³ = 992386721 is a prime.

It is not a weakly prime, because it can be changed into another prime (992394917) 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, 496197456 + 496197457.

It is an arithmetic number, because the mean of its divisors is an integer number (496197457).

Almost surely, 2^992394913 is an apocalyptic number.

It is an amenable number.

992394913 is a deficient number, since it is larger than the sum of its proper divisors (1).

992394913 is an equidigital number, since it uses as much as digits as its factorization.

992394913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 472392, while the sum is 49.

The square root of 992394913 is about 31502.3001223720. The cubic root of 992394913 is about 997.4585173378.

The spelling of 992394913 in words is "nine hundred ninety-two million, three hundred ninety-four thousand, nine hundred thirteen".