1146789 has 24 divisors (see below), whose sum is σ = 1921920. Its totient is φ = 645408.

The previous prime is 1146787. The next prime is 1146791. The reversal of 1146789 is 9876411.

It is an interprime number because it is at equal distance from previous prime (1146787) and next prime (1146791).

It is not a de Polignac number, because 1146789 - 2¹ = 1146787 is a prime.

It is a Curzon number.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1146781) 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 23 ways as a sum of consecutive naturals, for example, 6784 + ... + 6950.

It is an arithmetic number, because the mean of its divisors is an integer number (80080).

2^1146789 is an apocalyptic number.

It is an amenable number.

1146789 is a deficient number, since it is larger than the sum of its proper divisors (775131).

1146789 is a wasteful number, since it uses less digits than its factorization.

1146789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289 (or 286 counting only the distinct ones).

The product of its digits is 12096, while the sum is 36.

The square root of 1146789 is about 1070.8823464788. The cubic root of 1146789 is about 104.6713533722.

It can be divided in two parts, 114 and 6789, that added together give a triangular number (6903 = T₁₁₇).

The spelling of 1146789 in words is "one million, one hundred forty-six thousand, seven hundred eighty-nine".