11000004489 has 12 divisors (see below), whose sum is σ = 16106552436. Its totient is φ = 7232879232.

The previous prime is 11000004473. The next prime is 11000004539. The reversal of 11000004489 is 98440000011.

It can be written as a sum of positive squares in 2 ways, for example, as 4400066889 + 6599937600 = 66333^2 + 81240^2 .

It is not a de Polignac number, because 11000004489 - 2⁴ = 11000004473 is a prime.

It is a super-2 number, since 2×11000004489² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11000004439) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8370732 + ... + 8372045.

It is an arithmetic number, because the mean of its divisors is an integer number (1342212703).

Almost surely, 2^11000004489 is an apocalyptic number.

It is an amenable number.

11000004489 is a deficient number, since it is larger than the sum of its proper divisors (5106547947).

11000004489 is a wasteful number, since it uses less digits than its factorization.

11000004489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16742856 (or 16742853 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The spelling of 11000004489 in words is "eleven billion, four thousand, four hundred eighty-nine".