11731086 has 12 divisors (see below), whose sum is σ = 25417392. Its totient is φ = 3910356.

The previous prime is 11731079. The next prime is 11731087. The reversal of 11731086 is 68013711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11731087) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 325846 + ... + 325881.

It is an arithmetic number, because the mean of its divisors is an integer number (2118116).

Almost surely, 2^11731086 is an apocalyptic number.

11731086 is an abundant number, since it is smaller than the sum of its proper divisors (13686306).

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

11731086 is a wasteful number, since it uses less digits than its factorization.

11731086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651735 (or 651732 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 27.

The square root of 11731086 is about 3425.0672986089. The cubic root of 11731086 is about 227.2197474859.

Adding to 11731086 its reverse (68013711), we get a palindrome (79744797).

The spelling of 11731086 in words is "eleven million, seven hundred thirty-one thousand, eighty-six".