4159943 has 2 divisors, whose sum is σ = 4159944. Its totient is φ = 4159942.

The previous prime is 4159937. The next prime is 4159973. The reversal of 4159943 is 3499514.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4159943 - 2¹⁶ = 4094407 is a prime.

It is equal to p₂₉₃₆₆₉ and since 4159943 and 293669 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4159973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2079971 + 2079972.

It is an arithmetic number, because the mean of its divisors is an integer number (2079972).

Almost surely, 2^4159943 is an apocalyptic number.

4159943 is a deficient number, since it is larger than the sum of its proper divisors (1).

4159943 is an equidigital number, since it uses as much as digits as its factorization.

4159943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19440, while the sum is 35.

The square root of 4159943 is about 2039.5938321146. The cubic root of 4159943 is about 160.8282957845.

The spelling of 4159943 in words is "four million, one hundred fifty-nine thousand, nine hundred forty-three".