26541139 has 2 divisors, whose sum is σ = 26541140. Its totient is φ = 26541138.

The previous prime is 26541113. The next prime is 26541187. The reversal of 26541139 is 93114562.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26541139 - 2⁵ = 26541107 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 26541139.

It is not a weakly prime, because it can be changed into another prime (26551139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13270569 + 13270570.

It is an arithmetic number, because the mean of its divisors is an integer number (13270570).

Almost surely, 2^26541139 is an apocalyptic number.

26541139 is a deficient number, since it is larger than the sum of its proper divisors (1).

26541139 is an equidigital number, since it uses as much as digits as its factorization.

26541139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480, while the sum is 31.

The square root of 26541139 is about 5151.8092938307. The cubic root of 26541139 is about 298.2907953734.

The spelling of 26541139 in words is "twenty-six million, five hundred forty-one thousand, one hundred thirty-nine".