558139 has 2 divisors, whose sum is σ = 558140. Its totient is φ = 558138.

The previous prime is 558121. The next prime is 558149. The reversal of 558139 is 931855.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 558139 - 2¹⁷ = 427067 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 558139.

It is not a weakly prime, because it can be changed into another prime (558109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 279069 + 279070.

It is an arithmetic number, because the mean of its divisors is an integer number (279070).

2⁵⁵⁸¹³⁹ is an apocalyptic number.

558139 is a deficient number, since it is larger than the sum of its proper divisors (1).

558139 is an equidigital number, since it uses as much as digits as its factorization.

558139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5400, while the sum is 31.

The square root of 558139 is about 747.0870096582. The cubic root of 558139 is about 82.3342985712.

The spelling of 558139 in words is "five hundred fifty-eight thousand, one hundred thirty-nine".