1006600823 has 2 divisors, whose sum is σ = 1006600824. Its totient is φ = 1006600822.

The previous prime is 1006600811. The next prime is 1006600871. The reversal of 1006600823 is 3280066001.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1006600823 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 1006600792 and 1006600801.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1006600883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 503300411 + 503300412.

It is an arithmetic number, because the mean of its divisors is an integer number (503300412).

Almost surely, 2^1006600823 is an apocalyptic number.

1006600823 is a deficient number, since it is larger than the sum of its proper divisors (1).

1006600823 is an equidigital number, since it uses as much as digits as its factorization.

1006600823 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 1006600823 is about 31726.9731143707. The cubic root of 1006600823 is about 1002.1954508017.

Adding to 1006600823 its reverse (3280066001), we get a palindrome (4286666824).

The spelling of 1006600823 in words is "one billion, six million, six hundred thousand, eight hundred twenty-three".