999472699 has 2 divisors, whose sum is σ = 999472700. Its totient is φ = 999472698.

The previous prime is 999472697. The next prime is 999472709. The reversal of 999472699 is 996274999.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 999472699 - 2¹ = 999472697 is a prime.

Together with 999472697, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 999472699.

It is not a weakly prime, because it can be changed into another prime (999472697) 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, 499736349 + 499736350.

It is an arithmetic number, because the mean of its divisors is an integer number (499736350).

Almost surely, 2^999472699 is an apocalyptic number.

999472699 is a deficient number, since it is larger than the sum of its proper divisors (1).

999472699 is an equidigital number, since it uses as much as digits as its factorization.

999472699 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19840464, while the sum is 64.

The square root of 999472699 is about 31614.4381414568. The cubic root of 999472699 is about 999.8242020969.

The spelling of 999472699 in words is "nine hundred ninety-nine million, four hundred seventy-two thousand, six hundred ninety-nine".