11142859 has 8 divisors (see below), whose sum is σ = 13714400. Its totient is φ = 8816256.

The previous prime is 11142851. The next prime is 11142869. The reversal of 11142859 is 95824111.

It is a happy number.

11142859 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 11142859 - 2³ = 11142851 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11142859.

It is not an unprimeable number, because it can be changed into a prime (11142851) 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, 61134 + ... + 61315.

It is an arithmetic number, because the mean of its divisors is an integer number (1714300).

Almost surely, 2^11142859 is an apocalyptic number.

11142859 is a deficient number, since it is larger than the sum of its proper divisors (2571541).

11142859 is a wasteful number, since it uses less digits than its factorization.

11142859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122469.

The product of its digits is 2880, while the sum is 31.

The square root of 11142859 is about 3338.0921197594. The cubic root of 11142859 is about 223.3566454218.

The spelling of 11142859 in words is "eleven million, one hundred forty-two thousand, eight hundred fifty-nine".