23564071 has 2 divisors, whose sum is σ = 23564072. Its totient is φ = 23564070.

The previous prime is 23564039. The next prime is 23564077. The reversal of 23564071 is 17046532.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23564071 - 2⁵ = 23564039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23564077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11782035 + 11782036.

It is an arithmetic number, because the mean of its divisors is an integer number (11782036).

Almost surely, 2^23564071 is an apocalyptic number.

23564071 is a deficient number, since it is larger than the sum of its proper divisors (1).

23564071 is an equidigital number, since it uses as much as digits as its factorization.

23564071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 23564071 is about 4854.2837782725. The cubic root of 23564071 is about 286.6927920724.

The spelling of 23564071 in words is "twenty-three million, five hundred sixty-four thousand, seventy-one".