11743823 has 32 divisors (see below), whose sum is σ = 15654912. Its totient is φ = 8553600.

The previous prime is 11743813. The next prime is 11743829. The reversal of 11743823 is 32834711.

It is a cyclic number.

It is not a de Polignac number, because 11743823 - 2¹⁴ = 11727439 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11743829) 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 31 ways as a sum of consecutive naturals, for example, 64793 + ... + 64973.

It is an arithmetic number, because the mean of its divisors is an integer number (489216).

Almost surely, 2^11743823 is an apocalyptic number.

11743823 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11743823 is a deficient number, since it is larger than the sum of its proper divisors (3911089).

11743823 is a wasteful number, since it uses less digits than its factorization.

11743823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255.

The product of its digits is 4032, while the sum is 29.

The square root of 11743823 is about 3426.9261737014. The cubic root of 11743823 is about 227.3019521836.

The spelling of 11743823 in words is "eleven million, seven hundred forty-three thousand, eight hundred twenty-three".