16390343 has 2 divisors, whose sum is σ = 16390344. Its totient is φ = 16390342.

The previous prime is 16390337. The next prime is 16390373. The reversal of 16390343 is 34309361.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16390343 - 2¹⁰ = 16389319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16390333) 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, 8195171 + 8195172.

It is an arithmetic number, because the mean of its divisors is an integer number (8195172).

Almost surely, 2^16390343 is an apocalyptic number.

16390343 is a deficient number, since it is larger than the sum of its proper divisors (1).

16390343 is an equidigital number, since it uses as much as digits as its factorization.

16390343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 29.

The square root of 16390343 is about 4048.4988576014. The cubic root of 16390343 is about 254.0169404040.

The spelling of 16390343 in words is "sixteen million, three hundred ninety thousand, three hundred forty-three".