135338797 has 4 divisors (see below), whose sum is σ = 147642336. Its totient is φ = 123035260.

The previous prime is 135338783. The next prime is 135338837. The reversal of 135338797 is 797833531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 797833531 = 11 ⋅72530321.

It is a cyclic number.

It is not a de Polignac number, because 135338797 - 2⁷ = 135338669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135338747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6151753 + ... + 6151774.

It is an arithmetic number, because the mean of its divisors is an integer number (36910584).

Almost surely, 2^135338797 is an apocalyptic number.

It is an amenable number.

135338797 is a deficient number, since it is larger than the sum of its proper divisors (12303539).

135338797 is a wasteful number, since it uses less digits than its factorization.

135338797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12303538.

The product of its digits is 476280, while the sum is 46.

The square root of 135338797 is about 11633.5204044176. The cubic root of 135338797 is about 513.4215623446.

The spelling of 135338797 in words is "one hundred thirty-five million, three hundred thirty-eight thousand, seven hundred ninety-seven".