11823671 has 2 divisors, whose sum is σ = 11823672. Its totient is φ = 11823670.

The previous prime is 11823641. The next prime is 11823673. The reversal of 11823671 is 17632811.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11823671 is a prime.

Together with 11823673, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11823673) 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 as a sum of consecutive naturals, namely, 5911835 + 5911836.

It is an arithmetic number, because the mean of its divisors is an integer number (5911836).

Almost surely, 2^11823671 is an apocalyptic number.

11823671 is a deficient number, since it is larger than the sum of its proper divisors (1).

11823671 is an equidigital number, since it uses as much as digits as its factorization.

11823671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 29.

The square root of 11823671 is about 3438.5565285451. The cubic root of 11823671 is about 227.8159423041.

The spelling of 11823671 in words is "eleven million, eight hundred twenty-three thousand, six hundred seventy-one".