5806139 has 2 divisors, whose sum is σ = 5806140. Its totient is φ = 5806138.

The previous prime is 5806123. The next prime is 5806147. The reversal of 5806139 is 9316085.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5806139 - 2⁴ = 5806123 is a prime.

It is a super-2 number, since 2×5806139² = 67422500174642, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5806109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2903069 + 2903070.

It is an arithmetic number, because the mean of its divisors is an integer number (2903070).

Almost surely, 2^5806139 is an apocalyptic number.

5806139 is a deficient number, since it is larger than the sum of its proper divisors (1).

5806139 is an equidigital number, since it uses as much as digits as its factorization.

5806139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 5806139 is about 2409.5931191801. The cubic root of 5806139 is about 179.7335460923.

The spelling of 5806139 in words is "five million, eight hundred six thousand, one hundred thirty-nine".