14520223 has 2 divisors, whose sum is σ = 14520224. Its totient is φ = 14520222.

The previous prime is 14520167. The next prime is 14520229. The reversal of 14520223 is 32202541.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14520223 - 2¹³ = 14512031 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14520223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14520229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7260111 + 7260112.

It is an arithmetic number, because the mean of its divisors is an integer number (7260112).

Almost surely, 2^14520223 is an apocalyptic number.

14520223 is a deficient number, since it is larger than the sum of its proper divisors (1).

14520223 is an equidigital number, since it uses as much as digits as its factorization.

14520223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 14520223 is about 3810.5410377006. The cubic root of 14520223 is about 243.9632603915.

Adding to 14520223 its reverse (32202541), we get a palindrome (46722764).

It can be divided in two parts, 1452022 and 3, that added together give a square (1452025 = 1205²).

The spelling of 14520223 in words is "fourteen million, five hundred twenty thousand, two hundred twenty-three".