135735293 has 4 divisors (see below), whose sum is σ = 143719740. Its totient is φ = 127750848.

The previous prime is 135735287. The next prime is 135735311. The reversal of 135735293 is 392537531.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 117570649 + 18164644 = 10843^2 + 4262^2 .

It is a cyclic number.

It is not a de Polignac number, because 135735293 - 2⁸ = 135735037 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 (135735253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3992198 + ... + 3992231.

It is an arithmetic number, because the mean of its divisors is an integer number (35929935).

Almost surely, 2^135735293 is an apocalyptic number.

It is an amenable number.

135735293 is a deficient number, since it is larger than the sum of its proper divisors (7984447).

135735293 is an equidigital number, since it uses as much as digits as its factorization.

135735293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7984446.

The product of its digits is 85050, while the sum is 38.

The square root of 135735293 is about 11650.5490428563. The cubic root of 135735293 is about 513.9224562173.

The spelling of 135735293 in words is "one hundred thirty-five million, seven hundred thirty-five thousand, two hundred ninety-three".