5856139 has 2 divisors, whose sum is σ = 5856140. Its totient is φ = 5856138.

The previous prime is 5856131. The next prime is 5856167. The reversal of 5856139 is 9316585.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5856139 - 2³ = 5856131 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 5856098 and 5856107.

It is not a weakly prime, because it can be changed into another prime (5856131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2928069 + 2928070.

It is an arithmetic number, because the mean of its divisors is an integer number (2928070).

Almost surely, 2^5856139 is an apocalyptic number.

5856139 is a deficient number, since it is larger than the sum of its proper divisors (1).

5856139 is an equidigital number, since it uses as much as digits as its factorization.

5856139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32400, while the sum is 37.

The square root of 5856139 is about 2419.9460737793. The cubic root of 5856139 is about 180.2480017707.

It can be divided in two parts, 5856 and 139, that added together give a palindrome (5995).

The spelling of 5856139 in words is "five million, eight hundred fifty-six thousand, one hundred thirty-nine".