16393043 has 8 divisors (see below), whose sum is σ = 17150208. Its totient is φ = 15639624.

The previous prime is 16393037. The next prime is 16393051. The reversal of 16393043 is 34039361.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16393043 - 2⁶ = 16392979 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16392997 and 16393015.

It is not an unprimeable number, because it can be changed into a prime (16393093) 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 in 7 ways as a sum of consecutive naturals, for example, 11930 + ... + 13232.

It is an arithmetic number, because the mean of its divisors is an integer number (2143776).

Almost surely, 2^16393043 is an apocalyptic number.

16393043 is a deficient number, since it is larger than the sum of its proper divisors (757165).

16393043 is a wasteful number, since it uses less digits than its factorization.

16393043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1873.

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

The square root of 16393043 is about 4048.8323007998. The cubic root of 16393043 is about 254.0308878055.

The spelling of 16393043 in words is "sixteen million, three hundred ninety-three thousand, forty-three".