11145583 has 2 divisors, whose sum is σ = 11145584. Its totient is φ = 11145582.

The previous prime is 11145581. The next prime is 11145619. The reversal of 11145583 is 38554111.

11145583 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11145583 - 2¹ = 11145581 is a prime.

Together with 11145581, it forms a pair of twin primes.

It is the 3339-th Hogben number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11145581) by changing a digit.

It is a nontrivial repunit in base 3338.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5572791 + 5572792.

It is an arithmetic number, because the mean of its divisors is an integer number (5572792).

Almost surely, 2^11145583 is an apocalyptic number.

11145583 is a deficient number, since it is larger than the sum of its proper divisors (1).

11145583 is an equidigital number, since it uses as much as digits as its factorization.

11145583 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2400, while the sum is 28.

The square root of 11145583 is about 3338.5001123259. The cubic root of 11145583 is about 223.3748446389.

Adding to 11145583 its reverse (38554111), we get a palindrome (49699694).

The spelling of 11145583 in words is "eleven million, one hundred forty-five thousand, five hundred eighty-three".