135290027 has 2 divisors, whose sum is σ = 135290028. Its totient is φ = 135290026.

The previous prime is 135290011. The next prime is 135290033. The reversal of 135290027 is 720092531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 135290027 - 2⁴ = 135290011 is a prime.

It is not a weakly prime, because it can be changed into another prime (135290047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67645013 + 67645014.

It is an arithmetic number, because the mean of its divisors is an integer number (67645014).

Almost surely, 2^135290027 is an apocalyptic number.

135290027 is a deficient number, since it is larger than the sum of its proper divisors (1).

135290027 is an equidigital number, since it uses as much as digits as its factorization.

135290027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 135290027 is about 11631.4241174501. The cubic root of 135290027 is about 513.3598836083.

The spelling of 135290027 in words is "one hundred thirty-five million, two hundred ninety thousand, twenty-seven".