11644134 has 16 divisors (see below), whose sum is σ = 23326320. Its totient is φ = 3875040.

The previous prime is 11644117. The next prime is 11644211. The reversal of 11644134 is 43144611.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3804 + ... + 6144.

It is an arithmetic number, because the mean of its divisors is an integer number (1457895).

Almost surely, 2^11644134 is an apocalyptic number.

11644134 is an abundant number, since it is smaller than the sum of its proper divisors (11682186).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11644134 is a wasteful number, since it uses less digits than its factorization.

11644134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3175.

The product of its digits is 1152, while the sum is 24.

The square root of 11644134 is about 3412.3502164930. The cubic root of 11644134 is about 226.6569627718.

Adding to 11644134 its reverse (43144611), we get a palindrome (54788745).

The spelling of 11644134 in words is "eleven million, six hundred forty-four thousand, one hundred thirty-four".