996775049 has 2 divisors, whose sum is σ = 996775050. Its totient is φ = 996775048.

The previous prime is 996775019. The next prime is 996775057. The reversal of 996775049 is 940577699.

996775049 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 can be written as a sum of positive squares in only one way, i.e., 815388025 + 181387024 = 28555^2 + 13468^2 .

It is a cyclic number.

It is not a de Polignac number, because 996775049 - 2¹² = 996770953 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 996774985 and 996775003.

It is not a weakly prime, because it can be changed into another prime (996775019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 498387524 + 498387525.

It is an arithmetic number, because the mean of its divisors is an integer number (498387525).

Almost surely, 2^996775049 is an apocalyptic number.

It is an amenable number.

996775049 is a deficient number, since it is larger than the sum of its proper divisors (1).

996775049 is an equidigital number, since it uses as much as digits as its factorization.

996775049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4286520, while the sum is 56.

The square root of 996775049 is about 31571.7444719167. The cubic root of 996775049 is about 998.9238586686.

The spelling of 996775049 in words is "nine hundred ninety-six million, seven hundred seventy-five thousand, forty-nine".