1001009992919 has 2 divisors, whose sum is σ = 1001009992920. Its totient is φ = 1001009992918.

The previous prime is 1001009992909. The next prime is 1001009992933. The reversal of 1001009992919 is 9192999001001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1001009992919 - 2⁸ = 1001009992663 is a prime.

It is a super-2 number, since 2×1001009992919² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1001009992909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500504996459 + 500504996460.

It is an arithmetic number, because the mean of its divisors is an integer number (500504996460).

Almost surely, 2^{1001009992919} is an apocalyptic number.

1001009992919 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001009992919 is an equidigital number, since it uses as much as digits as its factorization.

1001009992919 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 118098, while the sum is 50.

The spelling of 1001009992919 in words is "one trillion, one billion, nine million, nine hundred ninety-two thousand, nine hundred nineteen".