11982135 has 32 divisors (see below), whose sum is σ = 21150720. Its totient is φ = 5744000.

The previous prime is 11982109. The next prime is 11982163. The reversal of 11982135 is 53128911.

It is not a de Polignac number, because 11982135 - 2⁶ = 11982071 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16306 + ... + 17024.

It is an arithmetic number, because the mean of its divisors is an integer number (660960).

Almost surely, 2^11982135 is an apocalyptic number.

11982135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11982135 is a deficient number, since it is larger than the sum of its proper divisors (9168585).

11982135 is a wasteful number, since it uses less digits than its factorization.

11982135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 839.

The product of its digits is 2160, while the sum is 30.

The square root of 11982135 is about 3461.5220640637. The cubic root of 11982135 is about 228.8291791950.

It can be divided in two parts, 1198 and 2135, that added together give a palindrome (3333).

The spelling of 11982135 in words is "eleven million, nine hundred eighty-two thousand, one hundred thirty-five".