23579971 has 2 divisors, whose sum is σ = 23579972. Its totient is φ = 23579970.

The previous prime is 23579957. The next prime is 23579993. The reversal of 23579971 is 17997532.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23579971 - 2¹¹ = 23577923 is a prime.

It is not a weakly prime, because it can be changed into another prime (23579921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11789985 + 11789986.

It is an arithmetic number, because the mean of its divisors is an integer number (11789986).

Almost surely, 2^23579971 is an apocalyptic number.

23579971 is a deficient number, since it is larger than the sum of its proper divisors (1).

23579971 is an equidigital number, since it uses as much as digits as its factorization.

23579971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 119070, while the sum is 43.

The square root of 23579971 is about 4855.9212308274. The cubic root of 23579971 is about 286.7572601420.

The spelling of 23579971 in words is "twenty-three million, five hundred seventy-nine thousand, nine hundred seventy-one".