1006636679 has 2 divisors, whose sum is σ = 1006636680. Its totient is φ = 1006636678.

The previous prime is 1006636637. The next prime is 1006636693. The reversal of 1006636679 is 9766366001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1006636679 - 2¹⁶ = 1006571143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1006638679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 503318339 + 503318340.

It is an arithmetic number, because the mean of its divisors is an integer number (503318340).

Almost surely, 2^1006636679 is an apocalyptic number.

1006636679 is a deficient number, since it is larger than the sum of its proper divisors (1).

1006636679 is an equidigital number, since it uses as much as digits as its factorization.

1006636679 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 244944, while the sum is 44.

The square root of 1006636679 is about 31727.5381805775. The cubic root of 1006636679 is about 1002.2073503527.

The spelling of 1006636679 in words is "one billion, six million, six hundred thirty-six thousand, six hundred seventy-nine".