1002996171091 has 2 divisors, whose sum is σ = 1002996171092. Its totient is φ = 1002996171090.

The previous prime is 1002996171083. The next prime is 1002996171113. The reversal of 1002996171091 is 1901716992001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1002996171091 - 2³ = 1002996171083 is a prime.

It is not a weakly prime, because it can be changed into another prime (1002996172091) 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, 501498085545 + 501498085546.

It is an arithmetic number, because the mean of its divisors is an integer number (501498085546).

Almost surely, 2^{1002996171091} is an apocalyptic number.

1002996171091 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002996171091 is an equidigital number, since it uses as much as digits as its factorization.

1002996171091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61236, while the sum is 46.

The spelling of 1002996171091 in words is "one trillion, two billion, nine hundred ninety-six million, one hundred seventy-one thousand, ninety-one".