16051933 has 2 divisors, whose sum is σ = 16051934. Its totient is φ = 16051932.

The previous prime is 16051921. The next prime is 16051939. The reversal of 16051933 is 33915061.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13155129 + 2896804 = 3627^2 + 1702^2 .

It is an emirp because it is prime and its reverse (33915061) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16051933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16051939) by changing a digit.

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8025966 + 8025967.

It is an arithmetic number, because the mean of its divisors is an integer number (8025967).

Almost surely, 2^16051933 is an apocalyptic number.

It is an amenable number.

16051933 is a deficient number, since it is larger than the sum of its proper divisors (1).

16051933 is an equidigital number, since it uses as much as digits as its factorization.

16051933 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2430, while the sum is 28.

The square root of 16051933 is about 4006.4863658822. The cubic root of 16051933 is about 252.2565467060.

Adding to 16051933 its reverse (33915061), we get a palindrome (49966994).

The spelling of 16051933 in words is "sixteen million, fifty-one thousand, nine hundred thirty-three".