135346817 has 2 divisors, whose sum is σ = 135346818. Its totient is φ = 135346816.

The previous prime is 135346811. The next prime is 135346831. The reversal of 135346817 is 718643531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 135117376 + 229441 = 11624^2 + 479^2 .

It is a cyclic number.

It is not a de Polignac number, because 135346817 - 2⁴ = 135346801 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (135346811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67673408 + 67673409.

It is an arithmetic number, because the mean of its divisors is an integer number (67673409).

Almost surely, 2^135346817 is an apocalyptic number.

It is an amenable number.

135346817 is a deficient number, since it is larger than the sum of its proper divisors (1).

135346817 is an equidigital number, since it uses as much as digits as its factorization.

135346817 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60480, while the sum is 38.

The square root of 135346817 is about 11633.8650929087. The cubic root of 135346817 is about 513.4317037076.

The spelling of 135346817 in words is "one hundred thirty-five million, three hundred forty-six thousand, eight hundred seventeen".