1114789 has 8 divisors (see below), whose sum is σ = 1242360. Its totient is φ = 993216.

The previous prime is 1114759. The next prime is 1114801. The reversal of 1114789 is 9874111.

It can be written as a sum of positive squares in 4 ways, for example, as 1764 + 1113025 = 42^2 + 1055^2 .

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 1114789 - 2⁷ = 1114661 is a prime.

1114789 is a lucky number.

It is a plaindrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 1114789.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1114709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1102 + ... + 1855.

It is an arithmetic number, because the mean of its divisors is an integer number (155295).

2^1114789 is an apocalyptic number.

It is an amenable number.

1114789 is a deficient number, since it is larger than the sum of its proper divisors (127571).

1114789 is a wasteful number, since it uses less digits than its factorization.

1114789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2999.

The product of its digits is 2016, while the sum is 31.

The square root of 1114789 is about 1055.8356879742. The cubic root of 1114789 is about 103.6885715622.

It can be divided in two parts, 11147 and 89, that added together give a square (11236 = 106²).

The spelling of 1114789 in words is "one million, one hundred fourteen thousand, seven hundred eighty-nine".