11813135 has 8 divisors (see below), whose sum is σ = 14230080. Its totient is φ = 9414304.

The previous prime is 11813129. The next prime is 11813143. The reversal of 11813135 is 53131811.

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 11813135 - 2⁶ = 11813071 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11813135.

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, 3047 + ... + 5736.

It is an arithmetic number, because the mean of its divisors is an integer number (1778760).

Almost surely, 2^11813135 is an apocalyptic number.

11813135 is a deficient number, since it is larger than the sum of its proper divisors (2416945).

11813135 is an equidigital number, since it uses as much as digits as its factorization.

11813135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9057.

The product of its digits is 360, while the sum is 23.

The square root of 11813135 is about 3437.0241488823. The cubic root of 11813135 is about 227.7482537361.

Adding to 11813135 its reverse (53131811), we get a palindrome (64944946).

The spelling of 11813135 in words is "eleven million, eight hundred thirteen thousand, one hundred thirty-five".