11010001009 has 8 divisors (see below), whose sum is σ = 12584024768. Its totient is φ = 9436268880.

The previous prime is 11010001007. The next prime is 11010001019. The reversal of 11010001009 is 90010001011.

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 11010001009 - 2¹ = 11010001007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11010001009.

It is not an unprimeable number, because it can be changed into a prime (11010001007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15079 + ... + 149155.

It is an arithmetic number, because the mean of its divisors is an integer number (1573003096).

Almost surely, 2^11010001009 is an apocalyptic number.

It is an amenable number.

11010001009 is a deficient number, since it is larger than the sum of its proper divisors (1574023759).

11010001009 is a wasteful number, since it uses less digits than its factorization.

11010001009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145815.

The product of its (nonzero) digits is 9, while the sum is 13.

The spelling of 11010001009 in words is "eleven billion, ten million, one thousand, nine".