1000099966 has 8 divisors (see below), whose sum is σ = 1503537624. Its totient is φ = 498920760.

The previous prime is 1000099963. The next prime is 1000099967. The reversal of 1000099966 is 6699900001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000099963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 563505 + ... + 565276.

It is an arithmetic number, because the mean of its divisors is an integer number (187942203).

Almost surely, 2^1000099966 is an apocalyptic number.

1000099966 is a deficient number, since it is larger than the sum of its proper divisors (503437658).

1000099966 is a wasteful number, since it uses less digits than its factorization.

1000099966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1129226.

The product of its (nonzero) digits is 26244, while the sum is 40.

The square root of 1000099966 is about 31624.3571634271. The cubic root of 1000099966 is about 1000.0333208897.

Adding to 1000099966 its reverse (6699900001), we get a palindrome (7699999967).

The spelling of 1000099966 in words is "one billion, ninety-nine thousand, nine hundred sixty-six".