16941443 has 2 divisors, whose sum is σ = 16941444. Its totient is φ = 16941442.

The previous prime is 16941439. The next prime is 16941473. The reversal of 16941443 is 34414961.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16941443 - 2² = 16941439 is a prime.

It is not a weakly prime, because it can be changed into another prime (16941403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8470721 + 8470722.

It is an arithmetic number, because the mean of its divisors is an integer number (8470722).

Almost surely, 2^16941443 is an apocalyptic number.

16941443 is a deficient number, since it is larger than the sum of its proper divisors (1).

16941443 is an equidigital number, since it uses as much as digits as its factorization.

16941443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 32.

The square root of 16941443 is about 4115.9984207966. The cubic root of 16941443 is about 256.8325909391.

It can be divided in two parts, 1694 and 1443, that multiplied together give a palindrome (2444442).

The spelling of 16941443 in words is "sixteen million, nine hundred forty-one thousand, four hundred forty-three".