16522123 has 2 divisors, whose sum is σ = 16522124. Its totient is φ = 16522122.

The previous prime is 16522117. The next prime is 16522171. The reversal of 16522123 is 32122561.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16522123 - 2⁹ = 16521611 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16522094 and 16522103.

It is not a weakly prime, because it can be changed into another prime (16522423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8261061 + 8261062.

It is an arithmetic number, because the mean of its divisors is an integer number (8261062).

Almost surely, 2^16522123 is an apocalyptic number.

16522123 is a deficient number, since it is larger than the sum of its proper divisors (1).

16522123 is an equidigital number, since it uses as much as digits as its factorization.

16522123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 720, while the sum is 22.

The square root of 16522123 is about 4064.7414431917. The cubic root of 16522123 is about 254.6958978977.

Adding to 16522123 its reverse (32122561), we get a palindrome (48644684).

It can be divided in two parts, 165221 and 23, that multiplied together give a palindrome (3800083).

The spelling of 16522123 in words is "sixteen million, five hundred twenty-two thousand, one hundred twenty-three".