16293943 has 2 divisors, whose sum is σ = 16293944. Its totient is φ = 16293942.

The previous prime is 16293929. The next prime is 16293961. The reversal of 16293943 is 34939261.

16293943 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16293943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16293143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8146971 + 8146972.

It is an arithmetic number, because the mean of its divisors is an integer number (8146972).

Almost surely, 2^16293943 is an apocalyptic number.

16293943 is a deficient number, since it is larger than the sum of its proper divisors (1).

16293943 is an equidigital number, since it uses as much as digits as its factorization.

16293943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34992, while the sum is 37.

The square root of 16293943 is about 4036.5756527037. The cubic root of 16293943 is about 253.5179596352.

The spelling of 16293943 in words is "sixteen million, two hundred ninety-three thousand, nine hundred forty-three".