16523323 has 2 divisors, whose sum is σ = 16523324. Its totient is φ = 16523322.

The previous prime is 16523317. The next prime is 16523329. The reversal of 16523323 is 32332561.

It is a happy number.

16523323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (16523317) and next prime (16523329).

It is a cyclic number.

It is not a de Polignac number, because 16523323 - 2⁵ = 16523291 is a prime.

It is not a weakly prime, because it can be changed into another prime (16523329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8261661 + 8261662.

It is an arithmetic number, because the mean of its divisors is an integer number (8261662).

Almost surely, 2^16523323 is an apocalyptic number.

16523323 is a deficient number, since it is larger than the sum of its proper divisors (1).

16523323 is an equidigital number, since it uses as much as digits as its factorization.

16523323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3240, while the sum is 25.

The square root of 16523323 is about 4064.8890513764. The cubic root of 16523323 is about 254.7020639268.

Adding to 16523323 its reverse (32332561), we get a palindrome (48855884).

The spelling of 16523323 in words is "sixteen million, five hundred twenty-three thousand, three hundred twenty-three".