399059 has 2 divisors, whose sum is σ = 399060. Its totient is φ = 399058.

The previous prime is 399043. The next prime is 399067. The reversal of 399059 is 950993.

It is a strong prime.

It is an emirp because it is prime and its reverse (950993) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 399059 - 2⁴ = 399043 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (399079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 199529 + 199530.

It is an arithmetic number, because the mean of its divisors is an integer number (199530).

2³⁹⁹⁰⁵⁹ is an apocalyptic number.

399059 is a deficient number, since it is larger than the sum of its proper divisors (1).

399059 is an equidigital number, since it uses as much as digits as its factorization.

399059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10935, while the sum is 35.

The square root of 399059 is about 631.7111681774. The cubic root of 399059 is about 73.6228067120.

The spelling of 399059 in words is "three hundred ninety-nine thousand, fifty-nine".