996996379 has 2 divisors, whose sum is σ = 996996380. Its totient is φ = 996996378.

The previous prime is 996996359. The next prime is 996996389. The reversal of 996996379 is 973699699.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 996996379 - 2⁷ = 996996251 is a prime.

It is a super-2 number, since 2×996996379² = 1988003559478223282, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (996996359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 498498189 + 498498190.

It is an arithmetic number, because the mean of its divisors is an integer number (498498190).

Almost surely, 2^996996379 is an apocalyptic number.

996996379 is a deficient number, since it is larger than the sum of its proper divisors (1).

996996379 is an equidigital number, since it uses as much as digits as its factorization.

996996379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 44641044, while the sum is 67.

The square root of 996996379 is about 31575.2494685315. The cubic root of 996996379 is about 998.9977889085.

The spelling of 996996379 in words is "nine hundred ninety-six million, nine hundred ninety-six thousand, three hundred seventy-nine".