11004661013 has 8 divisors (see below), whose sum is σ = 11184115800. Its totient is φ = 10825982208.

The previous prime is 11004660967. The next prime is 11004661033. The reversal of 11004661013 is 31016640011.

It can be written as a sum of positive squares in 4 ways, for example, as 3378244 + 11001282769 = 1838^2 + 104887^2 .

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 11004661013 - 2¹² = 11004656917 is a prime.

It is a super-2 number, since 2×11004661013² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11004661013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11004661033) 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, 165368 + ... + 222161.

It is an arithmetic number, because the mean of its divisors is an integer number (1398014475).

Almost surely, 2^11004661013 is an apocalyptic number.

It is an amenable number.

11004661013 is a deficient number, since it is larger than the sum of its proper divisors (179454787).

11004661013 is an equidigital number, since it uses as much as digits as its factorization.

11004661013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387991.

The product of its (nonzero) digits is 432, while the sum is 23.

The spelling of 11004661013 in words is "eleven billion, four million, six hundred sixty-one thousand, thirteen".