23132771 has 2 divisors, whose sum is σ = 23132772. Its totient is φ = 23132770.

The previous prime is 23132741. The next prime is 23132773. The reversal of 23132771 is 17723132.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23132771 is a prime.

Together with 23132773, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23132771.

It is not a weakly prime, because it can be changed into another prime (23132773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11566385 + 11566386.

It is an arithmetic number, because the mean of its divisors is an integer number (11566386).

Almost surely, 2^23132771 is an apocalyptic number.

23132771 is a deficient number, since it is larger than the sum of its proper divisors (1).

23132771 is an equidigital number, since it uses as much as digits as its factorization.

23132771 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1764, while the sum is 26.

The square root of 23132771 is about 4809.6539376550. The cubic root of 23132771 is about 284.9328702055.

The spelling of 23132771 in words is "twenty-three million, one hundred thirty-two thousand, seven hundred seventy-one".