135356297 has 2 divisors, whose sum is σ = 135356298. Its totient is φ = 135356296.

The previous prime is 135356279. The next prime is 135356359. The reversal of 135356297 is 792653531.

It is a happy number.

Together with previous prime (135356279) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104264521 + 31091776 = 10211^2 + 5576^2 .

It is a cyclic number.

It is not a de Polignac number, because 135356297 - 2¹⁸ = 135094153 is a prime.

It is not a weakly prime, because it can be changed into another prime (135356237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67678148 + 67678149.

It is an arithmetic number, because the mean of its divisors is an integer number (67678149).

Almost surely, 2^135356297 is an apocalyptic number.

It is an amenable number.

135356297 is a deficient number, since it is larger than the sum of its proper divisors (1).

135356297 is an equidigital number, since it uses as much as digits as its factorization.

135356297 is an evil number, because the sum of its binary digits is even.

The product of its digits is 170100, while the sum is 41.

The square root of 135356297 is about 11634.2725170077. The cubic root of 135356297 is about 513.4436907372.

The spelling of 135356297 in words is "one hundred thirty-five million, three hundred fifty-six thousand, two hundred ninety-seven".