1000004999999 has 4 divisors (see below), whose sum is σ = 1000312413336. Its totient is φ = 999697586664.

The previous prime is 1000004999989. The next prime is 1000005000013. The reversal of 1000004999999 is 9999994000001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1000004999999 - 2³⁶ = 931285523263 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 (1000004999909) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153701789 + ... + 153708294.

It is an arithmetic number, because the mean of its divisors is an integer number (250078103334).

Almost surely, 2^{1000004999999} is an apocalyptic number.

1000004999999 is a deficient number, since it is larger than the sum of its proper divisors (307413337).

1000004999999 is an equidigital number, since it uses as much as digits as its factorization.

1000004999999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307413336.

The product of its (nonzero) digits is 2125764, while the sum is 59.

The spelling of 1000004999999 in words is "one trillion, four million, nine hundred ninety-nine thousand, nine hundred ninety-nine".