11329985 has 12 divisors (see below), whose sum is σ = 14351508. Its totient is φ = 8585568.

The previous prime is 11329979. The next prime is 11329987. The reversal of 11329985 is 58992311.

It can be written as a sum of positive squares in 2 ways, for example, as 8340544 + 2989441 = 2888^2 + 1729^2 .

It is not a de Polignac number, because 11329985 - 2⁸ = 11329729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11329987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1334 + ... + 4943.

It is an arithmetic number, because the mean of its divisors is an integer number (1195959).

Almost surely, 2^11329985 is an apocalyptic number.

It is an amenable number.

11329985 is a deficient number, since it is larger than the sum of its proper divisors (3021523).

11329985 is an equidigital number, since it uses as much as digits as its factorization.

11329985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6320 (or 6301 counting only the distinct ones).

The product of its digits is 19440, while the sum is 38.

The square root of 11329985 is about 3366.0043077810. The cubic root of 11329985 is about 224.6000136386.

The spelling of 11329985 in words is "eleven million, three hundred twenty-nine thousand, nine hundred eighty-five".