11641135 has 8 divisors (see below), whose sum is σ = 15239376. Its totient is φ = 8466240.

The previous prime is 11641121. The next prime is 11641139. The reversal of 11641135 is 53114611.

11641135 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11641135 - 2⁵ = 11641103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11641139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105774 + ... + 105883.

It is an arithmetic number, because the mean of its divisors is an integer number (1904922).

Almost surely, 2^11641135 is an apocalyptic number.

11641135 is a deficient number, since it is larger than the sum of its proper divisors (3598241).

11641135 is a wasteful number, since it uses less digits than its factorization.

11641135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211673.

The product of its digits is 360, while the sum is 22.

The square root of 11641135 is about 3411.9107549876. The cubic root of 11641135 is about 226.6375022550.

Adding to 11641135 its reverse (53114611), we get a palindrome (64755746).

It can be divided in two parts, 11 and 641135, that added together give a palindrome (641146).

The spelling of 11641135 in words is "eleven million, six hundred forty-one thousand, one hundred thirty-five".