26118539 has 2 divisors, whose sum is σ = 26118540. Its totient is φ = 26118538.

The previous prime is 26118529. The next prime is 26118541. The reversal of 26118539 is 93581162.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26118539 - 2⁸ = 26118283 is a prime.

Together with 26118541, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 26118499 and 26118508.

It is not a weakly prime, because it can be changed into another prime (26118509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13059269 + 13059270.

It is an arithmetic number, because the mean of its divisors is an integer number (13059270).

Almost surely, 2^26118539 is an apocalyptic number.

26118539 is a deficient number, since it is larger than the sum of its proper divisors (1).

26118539 is an equidigital number, since it uses as much as digits as its factorization.

26118539 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 35.

The square root of 26118539 is about 5110.6300003033. The cubic root of 26118539 is about 296.6991439988.

The spelling of 26118539 in words is "twenty-six million, one hundred eighteen thousand, five hundred thirty-nine".