23847011 has 2 divisors, whose sum is σ = 23847012. Its totient is φ = 23847010.

The previous prime is 23847007. The next prime is 23847013. The reversal of 23847011 is 11074832.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23847011 - 2² = 23847007 is a prime.

Together with 23847013, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23847013) 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, 11923505 + 11923506.

It is an arithmetic number, because the mean of its divisors is an integer number (11923506).

Almost surely, 2^23847011 is an apocalyptic number.

23847011 is a deficient number, since it is larger than the sum of its proper divisors (1).

23847011 is an equidigital number, since it uses as much as digits as its factorization.

23847011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 23847011 is about 4883.3401478906. The cubic root of 23847011 is about 287.8356950866.

The spelling of 23847011 in words is "twenty-three million, eight hundred forty-seven thousand, eleven".