11440851 has 4 divisors (see below), whose sum is σ = 15254472. Its totient is φ = 7627232.

The previous prime is 11440843. The next prime is 11440889. The reversal of 11440851 is 15804411.

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 11440851 - 2³ = 11440843 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11440811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1906806 + ... + 1906811.

It is an arithmetic number, because the mean of its divisors is an integer number (3813618).

Almost surely, 2^11440851 is an apocalyptic number.

11440851 is a deficient number, since it is larger than the sum of its proper divisors (3813621).

11440851 is an equidigital number, since it uses as much as digits as its factorization.

11440851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3813620.

The product of its (nonzero) digits is 640, while the sum is 24.

The square root of 11440851 is about 3382.4327044303. The cubic root of 11440851 is about 225.3302212864.

The spelling of 11440851 in words is "eleven million, four hundred forty thousand, eight hundred fifty-one".