1001000009983 has 2 divisors, whose sum is σ = 1001000009984. Its totient is φ = 1001000009982.

The previous prime is 1001000009953. The next prime is 1001000010001. The reversal of 1001000009983 is 3899000001001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1001000009983 - 2³⁷ = 863561056511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1001000009953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500500004991 + 500500004992.

It is an arithmetic number, because the mean of its divisors is an integer number (500500004992).

Almost surely, 2^{1001000009983} is an apocalyptic number.

1001000009983 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001000009983 is an equidigital number, since it uses as much as digits as its factorization.

1001000009983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 31.

It can be divided in two parts, 100100000998 and 3, that added together give a palindrome (100100001001).

The spelling of 1001000009983 in words is "one trillion, one billion, nine thousand, nine hundred eighty-three".