11000004473 has 2 divisors, whose sum is σ = 11000004474. Its totient is φ = 11000004472.

The previous prime is 11000004461. The next prime is 11000004539. The reversal of 11000004473 is 37440000011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9613410304 + 1386594169 = 98048^2 + 37237^2 .

It is an emirp because it is prime and its reverse (37440000011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11000004473 - 2¹⁸ = 10999742329 is a prime.

It is not a weakly prime, because it can be changed into another prime (11000004773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500002236 + 5500002237.

It is an arithmetic number, because the mean of its divisors is an integer number (5500002237).

Almost surely, 2^11000004473 is an apocalyptic number.

It is an amenable number.

11000004473 is a deficient number, since it is larger than the sum of its proper divisors (1).

11000004473 is an equidigital number, since it uses as much as digits as its factorization.

11000004473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 20.

Adding to 11000004473 its reverse (37440000011), we get a palindrome (48440004484).

The spelling of 11000004473 in words is "eleven billion, four thousand, four hundred seventy-three".