16020533 has 2 divisors, whose sum is σ = 16020534. Its totient is φ = 16020532.

The previous prime is 16020527. The next prime is 16020559. The reversal of 16020533 is 33502061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15311569 + 708964 = 3913^2 + 842^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16020533 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16020503) 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, 8010266 + 8010267.

It is an arithmetic number, because the mean of its divisors is an integer number (8010267).

Almost surely, 2^16020533 is an apocalyptic number.

It is an amenable number.

16020533 is a deficient number, since it is larger than the sum of its proper divisors (1).

16020533 is an equidigital number, since it uses as much as digits as its factorization.

16020533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 16020533 is about 4002.5658020825. The cubic root of 16020533 is about 252.0919553973.

Adding to 16020533 its reverse (33502061), we get a palindrome (49522594).

The spelling of 16020533 in words is "sixteen million, twenty thousand, five hundred thirty-three".