11353609 has 4 divisors (see below), whose sum is σ = 11368260. Its totient is φ = 11338960.

The previous prime is 11353579. The next prime is 11353627. The reversal of 11353609 is 90635311.

11353609 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.

It can be written as a sum of positive squares in 2 ways, for example, as 2371600 + 8982009 = 1540^2 + 2997^2 .

It is a cyclic number.

It is not a de Polignac number, because 11353609 - 2⁵ = 11353577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11350609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6094 + ... + 7735.

It is an arithmetic number, because the mean of its divisors is an integer number (2842065).

Almost surely, 2^11353609 is an apocalyptic number.

It is an amenable number.

11353609 is a deficient number, since it is larger than the sum of its proper divisors (14651).

11353609 is an equidigital number, since it uses as much as digits as its factorization.

11353609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14650.

The product of its (nonzero) digits is 2430, while the sum is 28.

The square root of 11353609 is about 3369.5116856898. The cubic root of 11353609 is about 224.7560087612.

The spelling of 11353609 in words is "eleven million, three hundred fifty-three thousand, six hundred nine".