996109 has 2 divisors, whose sum is σ = 996110. Its totient is φ = 996108.

The previous prime is 996103. The next prime is 996119. The reversal of 996109 is 901699.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 990025 + 6084 = 995^2 + 78^2 .

It is a cyclic number.

It is not a de Polignac number, because 996109 - 2¹⁵ = 963341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (996103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 498054 + 498055.

It is an arithmetic number, because the mean of its divisors is an integer number (498055).

2⁹⁹⁶¹⁰⁹ is an apocalyptic number.

It is an amenable number.

996109 is a deficient number, since it is larger than the sum of its proper divisors (1).

996109 is an equidigital number, since it uses as much as digits as its factorization.

996109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4374, while the sum is 34.

The square root of 996109 is about 998.0526038241. The cubic root of 996109 is about 99.8701314145.

The spelling of 996109 in words is "nine hundred ninety-six thousand, one hundred nine".