12836539 has 4 divisors (see below), whose sum is σ = 13012456. Its totient is φ = 12660624.

The previous prime is 12836503. The next prime is 12836543. The reversal of 12836539 is 93563821.

12836539 = T₂₂₇ + T₂₂₈ + ... + T₄₄₅.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12836539 - 2⁹ = 12836027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12836498 and 12836507.

It is not an unprimeable number, because it can be changed into a prime (12836839) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87849 + ... + 87994.

It is an arithmetic number, because the mean of its divisors is an integer number (3253114).

Almost surely, 2^12836539 is an apocalyptic number.

12836539 is a deficient number, since it is larger than the sum of its proper divisors (175917).

12836539 is an equidigital number, since it uses as much as digits as its factorization.

12836539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175916.

The product of its digits is 38880, while the sum is 37.

The square root of 12836539 is about 3582.8116054295. The cubic root of 12836539 is about 234.1437923534.

The spelling of 12836539 in words is "twelve million, eight hundred thirty-six thousand, five hundred thirty-nine".