1099010989133 has 4 divisors (see below), whose sum is σ = 1099013108028. Its totient is φ = 1099008870240.

The previous prime is 1099010989129. The next prime is 1099010989163. The reversal of 1099010989133 is 3319890109901.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 597239932969 + 501771056164 = 772813^2 + 708358^2 .

It is a cyclic number.

It is not a de Polignac number, because 1099010989133 - 2² = 1099010989129 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 (1099010989163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 300185 + ... + 1512657.

It is an arithmetic number, because the mean of its divisors is an integer number (274753277007).

Almost surely, 2^{1099010989133} is an apocalyptic number.

It is an amenable number.

1099010989133 is a deficient number, since it is larger than the sum of its proper divisors (2118895).

1099010989133 is an equidigital number, since it uses as much as digits as its factorization.

1099010989133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2118894.

The product of its (nonzero) digits is 472392, while the sum is 53.

The spelling of 1099010989133 in words is "one trillion, ninety-nine billion, ten million, nine hundred eighty-nine thousand, one hundred thirty-three".