1006700999 has 2 divisors, whose sum is σ = 1006701000. Its totient is φ = 1006700998.

The previous prime is 1006700987. The next prime is 1006701023. The reversal of 1006700999 is 9990076001.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1006700999 - 2¹⁶ = 1006635463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1006700909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 503350499 + 503350500.

It is an arithmetic number, because the mean of its divisors is an integer number (503350500).

Almost surely, 2^1006700999 is an apocalyptic number.

1006700999 is a deficient number, since it is larger than the sum of its proper divisors (1).

1006700999 is an equidigital number, since it uses as much as digits as its factorization.

1006700999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30618, while the sum is 41.

The square root of 1006700999 is about 31728.5517948740. The cubic root of 1006700999 is about 1002.2286955594.

The spelling of 1006700999 in words is "one billion, six million, seven hundred thousand, nine hundred ninety-nine".