11550899 has 8 divisors (see below), whose sum is σ = 12252192. Its totient is φ = 10866240.

The previous prime is 11550859. The next prime is 11550901. The reversal of 11550899 is 99805511.

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

It is a cyclic number.

It is not a de Polignac number, because 11550899 - 2¹² = 11546803 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11550809) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2714 + ... + 5519.

It is an arithmetic number, because the mean of its divisors is an integer number (1531524).

Almost surely, 2^11550899 is an apocalyptic number.

11550899 is a deficient number, since it is larger than the sum of its proper divisors (701293).

11550899 is an equidigital number, since it uses as much as digits as its factorization.

11550899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8317.

The product of its (nonzero) digits is 16200, while the sum is 38.

The square root of 11550899 is about 3398.6613541216. The cubic root of 11550899 is about 226.0503907789.

The spelling of 11550899 in words is "eleven million, five hundred fifty thousand, eight hundred ninety-nine".