135265393 has 2 divisors, whose sum is σ = 135265394. Its totient is φ = 135265392.

The previous prime is 135265357. The next prime is 135265411. The reversal of 135265393 is 393562531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101949409 + 33315984 = 10097^2 + 5772^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135265393 is a prime.

It is not a weakly prime, because it can be changed into another prime (135265993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67632696 + 67632697.

It is an arithmetic number, because the mean of its divisors is an integer number (67632697).

Almost surely, 2^135265393 is an apocalyptic number.

It is an amenable number.

135265393 is a deficient number, since it is larger than the sum of its proper divisors (1).

135265393 is an equidigital number, since it uses as much as digits as its factorization.

135265393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72900, while the sum is 37.

The square root of 135265393 is about 11630.3651275444. The cubic root of 135265393 is about 513.3287236988.

The spelling of 135265393 in words is "one hundred thirty-five million, two hundred sixty-five thousand, three hundred ninety-three".