11983135 has 4 divisors (see below), whose sum is σ = 14379768. Its totient is φ = 9586504.

The previous prime is 11983117. The next prime is 11983157. The reversal of 11983135 is 53138911.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11983135 - 2⁷ = 11983007 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11983097 and 11983106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1198309 + ... + 1198318.

It is an arithmetic number, because the mean of its divisors is an integer number (3594942).

Almost surely, 2^11983135 is an apocalyptic number.

11983135 is a deficient number, since it is larger than the sum of its proper divisors (2396633).

11983135 is an equidigital number, since it uses as much as digits as its factorization.

11983135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2396632.

The product of its digits is 3240, while the sum is 31.

The square root of 11983135 is about 3461.6665061788. Note that the first 3 decimals coincide. The cubic root of 11983135 is about 228.8355448612.

The spelling of 11983135 in words is "eleven million, nine hundred eighty-three thousand, one hundred thirty-five".