16375543 has 2 divisors, whose sum is σ = 16375544. Its totient is φ = 16375542.

The previous prime is 16375531. The next prime is 16375577. The reversal of 16375543 is 34557361.

It is an a-pointer prime, because the next prime (16375577) can be obtained adding 16375543 to its sum of digits (34).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16375543 - 2²¹ = 14278391 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16375499 and 16375508.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16375643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8187771 + 8187772.

It is an arithmetic number, because the mean of its divisors is an integer number (8187772).

Almost surely, 2^16375543 is an apocalyptic number.

16375543 is a deficient number, since it is larger than the sum of its proper divisors (1).

16375543 is an equidigital number, since it uses as much as digits as its factorization.

16375543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37800, while the sum is 34.

The square root of 16375543 is about 4046.6706068075. The cubic root of 16375543 is about 253.9404607590.

The spelling of 16375543 in words is "sixteen million, three hundred seventy-five thousand, five hundred forty-three".