135508027 has 2 divisors, whose sum is σ = 135508028. Its totient is φ = 135508026.

The previous prime is 135508013. The next prime is 135508033. The reversal of 135508027 is 720805531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 135508027 - 2⁷ = 135507899 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 135508027.

It is not a weakly prime, because it can be changed into another prime (135502027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67754013 + 67754014.

It is an arithmetic number, because the mean of its divisors is an integer number (67754014).

Almost surely, 2^135508027 is an apocalyptic number.

135508027 is a deficient number, since it is larger than the sum of its proper divisors (1).

135508027 is an equidigital number, since it uses as much as digits as its factorization.

135508027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8400, while the sum is 31.

The square root of 135508027 is about 11640.7915108896. The cubic root of 135508027 is about 513.6354703132.

The spelling of 135508027 in words is "one hundred thirty-five million, five hundred eight thousand, twenty-seven".