23056871 has 2 divisors, whose sum is σ = 23056872. Its totient is φ = 23056870.

The previous prime is 23056867. The next prime is 23056877. The reversal of 23056871 is 17865032.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23056871 - 2² = 23056867 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23056877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11528435 + 11528436.

It is an arithmetic number, because the mean of its divisors is an integer number (11528436).

Almost surely, 2^23056871 is an apocalyptic number.

23056871 is a deficient number, since it is larger than the sum of its proper divisors (1).

23056871 is an equidigital number, since it uses as much as digits as its factorization.

23056871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 23056871 is about 4801.7570742386. The cubic root of 23056871 is about 284.6209015188.

The spelling of 23056871 in words is "twenty-three million, fifty-six thousand, eight hundred seventy-one".