11124605 has 8 divisors (see below), whose sum is σ = 13710552. Its totient is φ = 8659008.

The previous prime is 11124599. The next prime is 11124643. The reversal of 11124605 is 50642111.

It can be written as a sum of positive squares in 4 ways, for example, as 2679769 + 8444836 = 1637^2 + 2906^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 11124605 - 2⁸ = 11124349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 29882 + ... + 30251.

It is an arithmetic number, because the mean of its divisors is an integer number (1713819).

Almost surely, 2^11124605 is an apocalyptic number.

It is an amenable number.

11124605 is a deficient number, since it is larger than the sum of its proper divisors (2585947).

11124605 is an equidigital number, since it uses as much as digits as its factorization.

11124605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60175.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 11124605 is about 3335.3568025025. The cubic root of 11124605 is about 223.2346126891.

Adding to 11124605 its reverse (50642111), we get a palindrome (61766716).

The spelling of 11124605 in words is "eleven million, one hundred twenty-four thousand, six hundred five".