11604105 has 12 divisors (see below), whose sum is σ = 20113860. Its totient is φ = 6188832.

The previous prime is 11604101. The next prime is 11604113. The reversal of 11604105 is 50140611.

It can be written as a sum of positive squares in 2 ways, for example, as 3326976 + 8277129 = 1824^2 + 2877^2 .

It is not a de Polignac number, because 11604105 - 2² = 11604101 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11604101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 128890 + ... + 128979.

It is an arithmetic number, because the mean of its divisors is an integer number (1676155).

Almost surely, 2^11604105 is an apocalyptic number.

11604105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11604105 is a deficient number, since it is larger than the sum of its proper divisors (8509755).

11604105 is a wasteful number, since it uses less digits than its factorization.

11604105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257880 (or 257877 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 11604105 is about 3406.4798546300. The cubic root of 11604105 is about 226.3969386248.

Adding to 11604105 its reverse (50140611), we get a palindrome (61744716).

The spelling of 11604105 in words is "eleven million, six hundred four thousand, one hundred five".