135352247 has 2 divisors, whose sum is σ = 135352248. Its totient is φ = 135352246.

The previous prime is 135352211. The next prime is 135352267. The reversal of 135352247 is 742253531.

135352247 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (742253531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 135352247 - 2⁶ = 135352183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135352207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67676123 + 67676124.

It is an arithmetic number, because the mean of its divisors is an integer number (67676124).

Almost surely, 2^135352247 is an apocalyptic number.

135352247 is a deficient number, since it is larger than the sum of its proper divisors (1).

135352247 is an equidigital number, since it uses as much as digits as its factorization.

135352247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25200, while the sum is 32.

The square root of 135352247 is about 11634.0984609896. The cubic root of 135352247 is about 513.4385697645.

The spelling of 135352247 in words is "one hundred thirty-five million, three hundred fifty-two thousand, two hundred forty-seven".