135315227 has 2 divisors, whose sum is σ = 135315228. Its totient is φ = 135315226.

The previous prime is 135315203. The next prime is 135315239. The reversal of 135315227 is 722513531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 135315227 - 2²⁰ = 134266651 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 135315227.

It is not a weakly prime, because it can be changed into another prime (135315727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67657613 + 67657614.

It is an arithmetic number, because the mean of its divisors is an integer number (67657614).

Almost surely, 2^135315227 is an apocalyptic number.

135315227 is a deficient number, since it is larger than the sum of its proper divisors (1).

135315227 is an equidigital number, since it uses as much as digits as its factorization.

135315227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6300, while the sum is 29.

The square root of 135315227 is about 11632.5073393486. The cubic root of 135315227 is about 513.3917555460.

Adding to 135315227 its reverse (722513531), we get a palindrome (857828758).

The spelling of 135315227 in words is "one hundred thirty-five million, three hundred fifteen thousand, two hundred twenty-seven".