1118859 has 8 divisors (see below), whose sum is σ = 1704960. Its totient is φ = 639336.

The previous prime is 1118857. The next prime is 1118861. The reversal of 1118859 is 9588111.

It is an interprime number because it is at equal distance from previous prime (1118857) and next prime (1118861).

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

It is not a de Polignac number, because 1118859 - 2¹ = 1118857 is a prime.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (1118851) 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, 26619 + ... + 26660.

It is an arithmetic number, because the mean of its divisors is an integer number (213120).

2^1118859 is an apocalyptic number.

1118859 is a deficient number, since it is larger than the sum of its proper divisors (586101).

1118859 is an equidigital number, since it uses as much as digits as its factorization.

1118859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53289.

The product of its digits is 2880, while the sum is 33.

The square root of 1118859 is about 1057.7613152314. The cubic root of 1118859 is about 103.8146043655.

The spelling of 1118859 in words is "one million, one hundred eighteen thousand, eight hundred fifty-nine".