1171092490105 has 8 divisors (see below), whose sum is σ = 1405421814600. Its totient is φ = 936800107776.

The previous prime is 1171092490067. The next prime is 1171092490151. The reversal of 1171092490105 is 5010942901711.

It can be written as a sum of positive squares in 4 ways, for example, as 210482758656 + 960609731449 = 458784^2 + 980107^2 .

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 1171092490105 - 2⁷ = 1171092489977 is a prime.

It is a super-2 number, since 2×1171092490105² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 9165750 + ... + 9292639.

It is an arithmetic number, because the mean of its divisors is an integer number (175677726825).

Almost surely, 2^{1171092490105} is an apocalyptic number.

It is an amenable number.

1171092490105 is a deficient number, since it is larger than the sum of its proper divisors (234329324495).

1171092490105 is a wasteful number, since it uses less digits than its factorization.

1171092490105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18471083.

The product of its (nonzero) digits is 22680, while the sum is 40.

The spelling of 1171092490105 in words is "one trillion, one hundred seventy-one billion, ninety-two million, four hundred ninety thousand, one hundred five".