11544899 has 4 divisors (see below), whose sum is σ = 11633160. Its totient is φ = 11456640.

The previous prime is 11544859. The next prime is 11544901. The reversal of 11544899 is 99844511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11544899 - 2²⁰ = 10496323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11544829) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43934 + ... + 44195.

It is an arithmetic number, because the mean of its divisors is an integer number (2908290).

Almost surely, 2^11544899 is an apocalyptic number.

11544899 is a deficient number, since it is larger than the sum of its proper divisors (88261).

11544899 is an equidigital number, since it uses as much as digits as its factorization.

11544899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88260.

The product of its digits is 51840, while the sum is 41.

The square root of 11544899 is about 3397.7785389869. The cubic root of 11544899 is about 226.0112441217.

The spelling of 11544899 in words is "eleven million, five hundred forty-four thousand, eight hundred ninety-nine".