23953211 has 2 divisors, whose sum is σ = 23953212. Its totient is φ = 23953210.

The previous prime is 23953201. The next prime is 23953213. The reversal of 23953211 is 11235932.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23953211 - 2⁶ = 23953147 is a prime.

Together with 23953213, 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 (23953213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11976605 + 11976606.

It is an arithmetic number, because the mean of its divisors is an integer number (11976606).

Almost surely, 2^23953211 is an apocalyptic number.

23953211 is a deficient number, since it is larger than the sum of its proper divisors (1).

23953211 is an equidigital number, since it uses as much as digits as its factorization.

23953211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1620, while the sum is 26.

The square root of 23953211 is about 4894.2017735275. The cubic root of 23953211 is about 288.2623437412.

The spelling of 23953211 in words is "twenty-three million, nine hundred fifty-three thousand, two hundred eleven".