1144823 has 2 divisors, whose sum is σ = 1144824. Its totient is φ = 1144822.

The previous prime is 1144783. The next prime is 1144837. The reversal of 1144823 is 3284411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1144823 - 2¹⁰ = 1143799 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1144223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572411 + 572412.

It is an arithmetic number, because the mean of its divisors is an integer number (572412).

2^1144823 is an apocalyptic number.

1144823 is a deficient number, since it is larger than the sum of its proper divisors (1).

1144823 is an equidigital number, since it uses as much as digits as its factorization.

1144823 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 768, while the sum is 23.

The square root of 1144823 is about 1069.9640180866. The cubic root of 1144823 is about 104.6115046444.

The spelling of 1144823 in words is "one million, one hundred forty-four thousand, eight hundred twenty-three".