1120859 has 4 divisors (see below), whose sum is σ = 1169616. Its totient is φ = 1072104.

The previous prime is 1120849. The next prime is 1120871. The reversal of 1120859 is 9580211.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1120859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1120849) 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, 24344 + ... + 24389.

It is an arithmetic number, because the mean of its divisors is an integer number (292404).

2^1120859 is an apocalyptic number.

1120859 is a deficient number, since it is larger than the sum of its proper divisors (48757).

1120859 is an equidigital number, since it uses as much as digits as its factorization.

1120859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48756.

The product of its (nonzero) digits is 720, while the sum is 26.

The square root of 1120859 is about 1058.7062859925. The cubic root of 1120859 is about 103.8764249692.

The spelling of 1120859 in words is "one million, one hundred twenty thousand, eight hundred fifty-nine".