23163311 has 2 divisors, whose sum is σ = 23163312. Its totient is φ = 23163310.

The previous prime is 23163271. The next prime is 23163331. The reversal of 23163311 is 11336132.

It is a happy number.

It is an a-pointer prime, because the next prime (23163331) can be obtained adding 23163311 to its sum of digits (20).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23163311 - 2¹⁴ = 23146927 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 (23163331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11581655 + 11581656.

It is an arithmetic number, because the mean of its divisors is an integer number (11581656).

Almost surely, 2^23163311 is an apocalyptic number.

23163311 is a deficient number, since it is larger than the sum of its proper divisors (1).

23163311 is an equidigital number, since it uses as much as digits as its factorization.

23163311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 324, while the sum is 20.

The square root of 23163311 is about 4812.8277550729. The cubic root of 23163311 is about 285.0582049993.

Adding to 23163311 its reverse (11336132), we get a palindrome (34499443).

The spelling of 23163311 in words is "twenty-three million, one hundred sixty-three thousand, three hundred eleven".