11287329 has 8 divisors (see below), whose sum is σ = 15065952. Its totient is φ = 7516800.

The previous prime is 11287321. The next prime is 11287343. The reversal of 11287329 is 92378211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11287329 - 2³ = 11287321 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 11287329.

It is not an unprimeable number, because it can be changed into a prime (11287321) 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 7 ways as a sum of consecutive naturals, for example, 3057 + ... + 5649.

It is an arithmetic number, because the mean of its divisors is an integer number (1883244).

Almost surely, 2^11287329 is an apocalyptic number.

It is an amenable number.

11287329 is a deficient number, since it is larger than the sum of its proper divisors (3778623).

11287329 is a wasteful number, since it uses less digits than its factorization.

11287329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4047.

The product of its digits is 6048, while the sum is 33.

The square root of 11287329 is about 3359.6620365745. The cubic root of 11287329 is about 224.3177953604.

The spelling of 11287329 in words is "eleven million, two hundred eighty-seven thousand, three hundred twenty-nine".