996808907 has 2 divisors, whose sum is σ = 996808908. Its totient is φ = 996808906.

The previous prime is 996808877. The next prime is 996808931. The reversal of 996808907 is 709808699.

It is a strong prime.

It is an emirp because it is prime and its reverse (709808699) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 996808907 - 2¹⁴ = 996792523 is a prime.

It is not a weakly prime, because it can be changed into another prime (996808207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 498404453 + 498404454.

It is an arithmetic number, because the mean of its divisors is an integer number (498404454).

Almost surely, 2^996808907 is an apocalyptic number.

996808907 is a deficient number, since it is larger than the sum of its proper divisors (1).

996808907 is an equidigital number, since it uses as much as digits as its factorization.

996808907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1959552, while the sum is 56.

The square root of 996808907 is about 31572.2806746678. The cubic root of 996808907 is about 998.9351688705.

The spelling of 996808907 in words is "nine hundred ninety-six million, eight hundred eight thousand, nine hundred seven".