16711223 has 2 divisors, whose sum is σ = 16711224. Its totient is φ = 16711222.

The previous prime is 16711217. The next prime is 16711229. The reversal of 16711223 is 32211761.

It is a balanced prime because it is at equal distance from previous prime (16711217) and next prime (16711229).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16711223 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16711229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8355611 + 8355612.

It is an arithmetic number, because the mean of its divisors is an integer number (8355612).

Almost surely, 2^16711223 is an apocalyptic number.

16711223 is a deficient number, since it is larger than the sum of its proper divisors (1).

16711223 is an equidigital number, since it uses as much as digits as its factorization.

16711223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 504, while the sum is 23.

The square root of 16711223 is about 4087.9362764114. The cubic root of 16711223 is about 255.6639011781.

Adding to 16711223 its reverse (32211761), we get a palindrome (48922984).

The spelling of 16711223 in words is "sixteen million, seven hundred eleven thousand, two hundred twenty-three".