11308528573 has 4 divisors (see below), whose sum is σ = 11335390108. Its totient is φ = 11281667040.

The previous prime is 11308528531. The next prime is 11308528579. The reversal of 11308528573 is 37582580311.

11308528573 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 37582580311 = 10453 ⋅3595387.

It can be written as a sum of positive squares in 2 ways, for example, as 1697275204 + 9611253369 = 41198^2 + 98037^2 .

It is a cyclic number.

It is not a de Polignac number, because 11308528573 - 2¹³ = 11308520381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11308528579) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13430136 + ... + 13430977.

It is an arithmetic number, because the mean of its divisors is an integer number (2833847527).

Almost surely, 2^11308528573 is an apocalyptic number.

It is an amenable number.

11308528573 is a deficient number, since it is larger than the sum of its proper divisors (26861535).

11308528573 is an equidigital number, since it uses as much as digits as its factorization.

11308528573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26861534.

The product of its (nonzero) digits is 201600, while the sum is 43.

The spelling of 11308528573 in words is "eleven billion, three hundred eight million, five hundred twenty-eight thousand, five hundred seventy-three".