11204605 has 8 divisors (see below), whose sum is σ = 13477464. Its totient is φ = 8942400.

The previous prime is 11204587. The next prime is 11204621. The reversal of 11204605 is 50640211.

It can be written as a sum of positive squares in 4 ways, for example, as 2377764 + 8826841 = 1542^2 + 2971^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11204605 - 2¹³ = 11196413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126 + ... + 4735.

It is an arithmetic number, because the mean of its divisors is an integer number (1684683).

Almost surely, 2^11204605 is an apocalyptic number.

It is an amenable number.

11204605 is a deficient number, since it is larger than the sum of its proper divisors (2272859).

11204605 is an equidigital number, since it uses as much as digits as its factorization.

11204605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5327.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 11204605 is about 3347.3280388991. The cubic root of 11204605 is about 223.7684482776.

Adding to 11204605 its reverse (50640211), we get a palindrome (61844816).

The spelling of 11204605 in words is "eleven million, two hundred four thousand, six hundred five".