996475399 has 2 divisors, whose sum is σ = 996475400. Its totient is φ = 996475398.

The previous prime is 996475397. The next prime is 996475423. The reversal of 996475399 is 993574699.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 996475399 - 2¹ = 996475397 is a prime.

Together with 996475397, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (996475397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 498237699 + 498237700.

It is an arithmetic number, because the mean of its divisors is an integer number (498237700).

Almost surely, 2^996475399 is an apocalyptic number.

996475399 is a deficient number, since it is larger than the sum of its proper divisors (1).

996475399 is an equidigital number, since it uses as much as digits as its factorization.

996475399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16533720, while the sum is 61.

The square root of 996475399 is about 31566.9985744606. The cubic root of 996475399 is about 998.8237499784.

The spelling of 996475399 in words is "nine hundred ninety-six million, four hundred seventy-five thousand, three hundred ninety-nine".