2586139 has 2 divisors, whose sum is σ = 2586140. Its totient is φ = 2586138.

The previous prime is 2586137. The next prime is 2586161. The reversal of 2586139 is 9316852.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2586139 - 2¹ = 2586137 is a prime.

It is a super-2 number, since 2×2586139² = 13376229854642, which contains 22 as substring.

Together with 2586137, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2586137) 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, 1293069 + 1293070.

It is an arithmetic number, because the mean of its divisors is an integer number (1293070).

2^2586139 is an apocalyptic number.

2586139 is a deficient number, since it is larger than the sum of its proper divisors (1).

2586139 is an equidigital number, since it uses as much as digits as its factorization.

2586139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 34.

The square root of 2586139 is about 1608.1476922223. The cubic root of 2586139 is about 137.2620943929.

The spelling of 2586139 in words is "two million, five hundred eighty-six thousand, one hundred thirty-nine".