16433941 has 2 divisors, whose sum is σ = 16433942. Its totient is φ = 16433940.

The previous prime is 16433909. The next prime is 16433953. The reversal of 16433941 is 14933461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12215025 + 4218916 = 3495^2 + 2054^2 .

It is a cyclic number.

It is not a de Polignac number, because 16433941 - 2⁵ = 16433909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16433041) 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, 8216970 + 8216971.

It is an arithmetic number, because the mean of its divisors is an integer number (8216971).

Almost surely, 2^16433941 is an apocalyptic number.

It is an amenable number.

16433941 is a deficient number, since it is larger than the sum of its proper divisors (1).

16433941 is an equidigital number, since it uses as much as digits as its factorization.

16433941 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 31.

The square root of 16433941 is about 4053.8797466131. The cubic root of 16433941 is about 254.2419677391.

The spelling of 16433941 in words is "sixteen million, four hundred thirty-three thousand, nine hundred forty-one".