992011 has 2 divisors, whose sum is σ = 992012. Its totient is φ = 992010.

The previous prime is 991999. The next prime is 992021. The reversal of 992011 is 110299.

992011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 992011 - 2⁵ = 991979 is a prime.

It is not a weakly prime, because it can be changed into another prime (992021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 496005 + 496006.

It is an arithmetic number, because the mean of its divisors is an integer number (496006).

2⁹⁹²⁰¹¹ is an apocalyptic number.

992011 is a deficient number, since it is larger than the sum of its proper divisors (1).

992011 is an equidigital number, since it uses as much as digits as its factorization.

992011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 22.

The square root of 992011 is about 995.9974899567. The cubic root of 992011 is about 99.7329876788.

The spelling of 992011 in words is "nine hundred ninety-two thousand, eleven".