1000606979 has 2 divisors, whose sum is σ = 1000606980. Its totient is φ = 1000606978.

The previous prime is 1000606963. The next prime is 1000607077. The reversal of 1000606979 is 9796060001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1000606979 - 2⁴ = 1000606963 is a prime.

It is not a weakly prime, because it can be changed into another prime (1000606909) 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, 500303489 + 500303490.

It is an arithmetic number, because the mean of its divisors is an integer number (500303490).

Almost surely, 2^1000606979 is an apocalyptic number.

1000606979 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000606979 is an equidigital number, since it uses as much as digits as its factorization.

1000606979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20412, while the sum is 38.

The square root of 1000606979 is about 31632.3723264633. The cubic root of 1000606979 is about 1000.2022854112.

The spelling of 1000606979 in words is "one billion, six hundred six thousand, nine hundred seventy-nine".