1010000999 has 8 divisors (see below), whose sum is σ = 1173851520. Its totient is φ = 851041656.

The previous prime is 1010000983. The next prime is 1010001023. The reversal of 1010000999 is 9990000101.

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

It is a cyclic number.

It is not a de Polignac number, because 1010000999 - 2⁴ = 1010000983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010000399) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1222349 + ... + 1223174.

It is an arithmetic number, because the mean of its divisors is an integer number (146731440).

Almost surely, 2^1010000999 is an apocalyptic number.

1010000999 is a deficient number, since it is larger than the sum of its proper divisors (163850521).

1010000999 is an equidigital number, since it uses as much as digits as its factorization.

1010000999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2445589.

The product of its (nonzero) digits is 729, while the sum is 29.

The square root of 1010000999 is about 31780.5128813240. The cubic root of 1010000999 is about 1003.3226143403.

The spelling of 1010000999 in words is "one billion, ten million, nine hundred ninety-nine", and thus it is an aban number.